diff --git a/libc/arch-x86/bionic/__bionic_clone.S b/libc/arch-x86/bionic/__bionic_clone.S
index 672512c..0c0feff 100644
--- a/libc/arch-x86/bionic/__bionic_clone.S
+++ b/libc/arch-x86/bionic/__bionic_clone.S
@@ -34,7 +34,6 @@
         pushl   %eax
         call    __set_errno
         addl    $4, %esp
-        orl     $-1, %eax
         jmp     .L_bc_return
 
 .L_bc_child:
diff --git a/libc/arch-x86/bionic/syscall.S b/libc/arch-x86/bionic/syscall.S
index 0178f41..8e76c4e 100644
--- a/libc/arch-x86/bionic/syscall.S
+++ b/libc/arch-x86/bionic/syscall.S
@@ -40,7 +40,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     # Restore the callee save registers.
     pop    %ebp
diff --git a/libc/arch-x86/bionic/vfork.S b/libc/arch-x86/bionic/vfork.S
index ec6f6ca..ffa6b16 100644
--- a/libc/arch-x86/bionic/vfork.S
+++ b/libc/arch-x86/bionic/vfork.S
@@ -39,7 +39,6 @@
   negl    %eax
   pushl   %eax
   call    __set_errno
-  orl     $-1, %eax
 1:
-    jmp     *%ecx  // Jump to the stored return address.
+  jmp     *%ecx  // Jump to the stored return address.
 END(vfork)
diff --git a/libc/arch-x86/syscalls/__accept4.S b/libc/arch-x86/syscalls/__accept4.S
index 18a76a1..2d9cc42 100644
--- a/libc/arch-x86/syscalls/__accept4.S
+++ b/libc/arch-x86/syscalls/__accept4.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__brk.S b/libc/arch-x86/syscalls/__brk.S
index 2439752..632dfcf 100644
--- a/libc/arch-x86/syscalls/__brk.S
+++ b/libc/arch-x86/syscalls/__brk.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/__connect.S b/libc/arch-x86/syscalls/__connect.S
index 3149e8c..5ee4fbf 100644
--- a/libc/arch-x86/syscalls/__connect.S
+++ b/libc/arch-x86/syscalls/__connect.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__epoll_pwait.S b/libc/arch-x86/syscalls/__epoll_pwait.S
index 67545b1..641ca6d 100644
--- a/libc/arch-x86/syscalls/__epoll_pwait.S
+++ b/libc/arch-x86/syscalls/__epoll_pwait.S
@@ -35,7 +35,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebp
     popl    %edi
diff --git a/libc/arch-x86/syscalls/__exit.S b/libc/arch-x86/syscalls/__exit.S
index d768306..8578f56 100644
--- a/libc/arch-x86/syscalls/__exit.S
+++ b/libc/arch-x86/syscalls/__exit.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/__fcntl64.S b/libc/arch-x86/syscalls/__fcntl64.S
index b2d5664..ef58d15 100644
--- a/libc/arch-x86/syscalls/__fcntl64.S
+++ b/libc/arch-x86/syscalls/__fcntl64.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__fstatfs64.S b/libc/arch-x86/syscalls/__fstatfs64.S
index d80ecc5..0ca3360 100644
--- a/libc/arch-x86/syscalls/__fstatfs64.S
+++ b/libc/arch-x86/syscalls/__fstatfs64.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__getcpu.S b/libc/arch-x86/syscalls/__getcpu.S
index 23ce3f0..b181877 100644
--- a/libc/arch-x86/syscalls/__getcpu.S
+++ b/libc/arch-x86/syscalls/__getcpu.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__getcwd.S b/libc/arch-x86/syscalls/__getcwd.S
index 5454d7a..b71ba0d 100644
--- a/libc/arch-x86/syscalls/__getcwd.S
+++ b/libc/arch-x86/syscalls/__getcwd.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__getpriority.S b/libc/arch-x86/syscalls/__getpriority.S
index 2d97f0d..103431d 100644
--- a/libc/arch-x86/syscalls/__getpriority.S
+++ b/libc/arch-x86/syscalls/__getpriority.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__ioctl.S b/libc/arch-x86/syscalls/__ioctl.S
index eb248fb..99d2d2c 100644
--- a/libc/arch-x86/syscalls/__ioctl.S
+++ b/libc/arch-x86/syscalls/__ioctl.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__llseek.S b/libc/arch-x86/syscalls/__llseek.S
index 7a1ea83..0cdb98a 100644
--- a/libc/arch-x86/syscalls/__llseek.S
+++ b/libc/arch-x86/syscalls/__llseek.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/__mmap2.S b/libc/arch-x86/syscalls/__mmap2.S
index 603ee2b..47131ef 100644
--- a/libc/arch-x86/syscalls/__mmap2.S
+++ b/libc/arch-x86/syscalls/__mmap2.S
@@ -35,7 +35,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebp
     popl    %edi
diff --git a/libc/arch-x86/syscalls/__openat.S b/libc/arch-x86/syscalls/__openat.S
index a6db672..aec10e5 100644
--- a/libc/arch-x86/syscalls/__openat.S
+++ b/libc/arch-x86/syscalls/__openat.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__ppoll.S b/libc/arch-x86/syscalls/__ppoll.S
index d8ac98a..92197b7 100644
--- a/libc/arch-x86/syscalls/__ppoll.S
+++ b/libc/arch-x86/syscalls/__ppoll.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/__pselect6.S b/libc/arch-x86/syscalls/__pselect6.S
index 9c66a3c..38402f0 100644
--- a/libc/arch-x86/syscalls/__pselect6.S
+++ b/libc/arch-x86/syscalls/__pselect6.S
@@ -35,7 +35,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebp
     popl    %edi
diff --git a/libc/arch-x86/syscalls/__ptrace.S b/libc/arch-x86/syscalls/__ptrace.S
index 54e8221..cea5847 100644
--- a/libc/arch-x86/syscalls/__ptrace.S
+++ b/libc/arch-x86/syscalls/__ptrace.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__reboot.S b/libc/arch-x86/syscalls/__reboot.S
index daea66e..4546994 100644
--- a/libc/arch-x86/syscalls/__reboot.S
+++ b/libc/arch-x86/syscalls/__reboot.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__rt_sigaction.S b/libc/arch-x86/syscalls/__rt_sigaction.S
index d182a82..bfbe5ba 100644
--- a/libc/arch-x86/syscalls/__rt_sigaction.S
+++ b/libc/arch-x86/syscalls/__rt_sigaction.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__rt_sigpending.S b/libc/arch-x86/syscalls/__rt_sigpending.S
index d83ccc0..dac478a 100644
--- a/libc/arch-x86/syscalls/__rt_sigpending.S
+++ b/libc/arch-x86/syscalls/__rt_sigpending.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__rt_sigprocmask.S b/libc/arch-x86/syscalls/__rt_sigprocmask.S
index 4ca9443..f112360 100644
--- a/libc/arch-x86/syscalls/__rt_sigprocmask.S
+++ b/libc/arch-x86/syscalls/__rt_sigprocmask.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__rt_sigsuspend.S b/libc/arch-x86/syscalls/__rt_sigsuspend.S
index f1a4cf3..ef505c0 100644
--- a/libc/arch-x86/syscalls/__rt_sigsuspend.S
+++ b/libc/arch-x86/syscalls/__rt_sigsuspend.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__rt_sigtimedwait.S b/libc/arch-x86/syscalls/__rt_sigtimedwait.S
index 4fae0f7..d19c7db 100644
--- a/libc/arch-x86/syscalls/__rt_sigtimedwait.S
+++ b/libc/arch-x86/syscalls/__rt_sigtimedwait.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__sched_getaffinity.S b/libc/arch-x86/syscalls/__sched_getaffinity.S
index bddbab5..e7cb8f1 100644
--- a/libc/arch-x86/syscalls/__sched_getaffinity.S
+++ b/libc/arch-x86/syscalls/__sched_getaffinity.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__set_thread_area.S b/libc/arch-x86/syscalls/__set_thread_area.S
index 0772ffe..dda23a0 100644
--- a/libc/arch-x86/syscalls/__set_thread_area.S
+++ b/libc/arch-x86/syscalls/__set_thread_area.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/__set_tid_address.S b/libc/arch-x86/syscalls/__set_tid_address.S
index e61c2ac..1566d9a 100644
--- a/libc/arch-x86/syscalls/__set_tid_address.S
+++ b/libc/arch-x86/syscalls/__set_tid_address.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/__sigaction.S b/libc/arch-x86/syscalls/__sigaction.S
index b4ca292..f1a51d2 100644
--- a/libc/arch-x86/syscalls/__sigaction.S
+++ b/libc/arch-x86/syscalls/__sigaction.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__signalfd4.S b/libc/arch-x86/syscalls/__signalfd4.S
index 1faafac..335e206 100644
--- a/libc/arch-x86/syscalls/__signalfd4.S
+++ b/libc/arch-x86/syscalls/__signalfd4.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__socket.S b/libc/arch-x86/syscalls/__socket.S
index 2386b98..368680f 100644
--- a/libc/arch-x86/syscalls/__socket.S
+++ b/libc/arch-x86/syscalls/__socket.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__statfs64.S b/libc/arch-x86/syscalls/__statfs64.S
index 69dd87e..6bb9d99 100644
--- a/libc/arch-x86/syscalls/__statfs64.S
+++ b/libc/arch-x86/syscalls/__statfs64.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__timer_create.S b/libc/arch-x86/syscalls/__timer_create.S
index 520046f..3d28ae9 100644
--- a/libc/arch-x86/syscalls/__timer_create.S
+++ b/libc/arch-x86/syscalls/__timer_create.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/__timer_delete.S b/libc/arch-x86/syscalls/__timer_delete.S
index 8fff727..7d64d6d 100644
--- a/libc/arch-x86/syscalls/__timer_delete.S
+++ b/libc/arch-x86/syscalls/__timer_delete.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/__timer_getoverrun.S b/libc/arch-x86/syscalls/__timer_getoverrun.S
index 372625b..cb37765 100644
--- a/libc/arch-x86/syscalls/__timer_getoverrun.S
+++ b/libc/arch-x86/syscalls/__timer_getoverrun.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/__timer_gettime.S b/libc/arch-x86/syscalls/__timer_gettime.S
index 9588bf7..5c43f4a 100644
--- a/libc/arch-x86/syscalls/__timer_gettime.S
+++ b/libc/arch-x86/syscalls/__timer_gettime.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/__timer_settime.S b/libc/arch-x86/syscalls/__timer_settime.S
index 7b0ab43..da7c587 100644
--- a/libc/arch-x86/syscalls/__timer_settime.S
+++ b/libc/arch-x86/syscalls/__timer_settime.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/__waitid.S b/libc/arch-x86/syscalls/__waitid.S
index 7e63f8a..7e3ecdd 100644
--- a/libc/arch-x86/syscalls/__waitid.S
+++ b/libc/arch-x86/syscalls/__waitid.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/_exit.S b/libc/arch-x86/syscalls/_exit.S
index 5b569b9..36e884a 100644
--- a/libc/arch-x86/syscalls/_exit.S
+++ b/libc/arch-x86/syscalls/_exit.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/acct.S b/libc/arch-x86/syscalls/acct.S
index 7fa4508..a036114 100644
--- a/libc/arch-x86/syscalls/acct.S
+++ b/libc/arch-x86/syscalls/acct.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/bind.S b/libc/arch-x86/syscalls/bind.S
index c99ada1..ab5a29e 100644
--- a/libc/arch-x86/syscalls/bind.S
+++ b/libc/arch-x86/syscalls/bind.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/capget.S b/libc/arch-x86/syscalls/capget.S
index 82065cf..5441e49 100644
--- a/libc/arch-x86/syscalls/capget.S
+++ b/libc/arch-x86/syscalls/capget.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/capset.S b/libc/arch-x86/syscalls/capset.S
index 8c9367f..d04e411 100644
--- a/libc/arch-x86/syscalls/capset.S
+++ b/libc/arch-x86/syscalls/capset.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/chdir.S b/libc/arch-x86/syscalls/chdir.S
index 00986d4..d32a0bd 100644
--- a/libc/arch-x86/syscalls/chdir.S
+++ b/libc/arch-x86/syscalls/chdir.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/chroot.S b/libc/arch-x86/syscalls/chroot.S
index cb8a099..63d7e00 100644
--- a/libc/arch-x86/syscalls/chroot.S
+++ b/libc/arch-x86/syscalls/chroot.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/clock_getres.S b/libc/arch-x86/syscalls/clock_getres.S
index 5fef51a..321299c 100644
--- a/libc/arch-x86/syscalls/clock_getres.S
+++ b/libc/arch-x86/syscalls/clock_getres.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/clock_gettime.S b/libc/arch-x86/syscalls/clock_gettime.S
index 4275edc..54f769a 100644
--- a/libc/arch-x86/syscalls/clock_gettime.S
+++ b/libc/arch-x86/syscalls/clock_gettime.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/clock_nanosleep.S b/libc/arch-x86/syscalls/clock_nanosleep.S
index 1f0fcc6..ca961c0 100644
--- a/libc/arch-x86/syscalls/clock_nanosleep.S
+++ b/libc/arch-x86/syscalls/clock_nanosleep.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/clock_settime.S b/libc/arch-x86/syscalls/clock_settime.S
index 4f59a10..ab8c43e 100644
--- a/libc/arch-x86/syscalls/clock_settime.S
+++ b/libc/arch-x86/syscalls/clock_settime.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/close.S b/libc/arch-x86/syscalls/close.S
index 3f4e034..0b3e73a 100644
--- a/libc/arch-x86/syscalls/close.S
+++ b/libc/arch-x86/syscalls/close.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/delete_module.S b/libc/arch-x86/syscalls/delete_module.S
index 8923f46..757c8c1 100644
--- a/libc/arch-x86/syscalls/delete_module.S
+++ b/libc/arch-x86/syscalls/delete_module.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/dup.S b/libc/arch-x86/syscalls/dup.S
index ed922de..64e1538 100644
--- a/libc/arch-x86/syscalls/dup.S
+++ b/libc/arch-x86/syscalls/dup.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/dup3.S b/libc/arch-x86/syscalls/dup3.S
index d1a714d..a0ecd19 100644
--- a/libc/arch-x86/syscalls/dup3.S
+++ b/libc/arch-x86/syscalls/dup3.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/epoll_create1.S b/libc/arch-x86/syscalls/epoll_create1.S
index 69ddd9b..5b6a1ba 100644
--- a/libc/arch-x86/syscalls/epoll_create1.S
+++ b/libc/arch-x86/syscalls/epoll_create1.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/epoll_ctl.S b/libc/arch-x86/syscalls/epoll_ctl.S
index 2a50db8..3fd8acd 100644
--- a/libc/arch-x86/syscalls/epoll_ctl.S
+++ b/libc/arch-x86/syscalls/epoll_ctl.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/eventfd.S b/libc/arch-x86/syscalls/eventfd.S
index 48a07a2..55c5e6a 100644
--- a/libc/arch-x86/syscalls/eventfd.S
+++ b/libc/arch-x86/syscalls/eventfd.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/execve.S b/libc/arch-x86/syscalls/execve.S
index 345b5a4..7ad54f7 100644
--- a/libc/arch-x86/syscalls/execve.S
+++ b/libc/arch-x86/syscalls/execve.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/faccessat.S b/libc/arch-x86/syscalls/faccessat.S
index 1f340f7..115d645 100644
--- a/libc/arch-x86/syscalls/faccessat.S
+++ b/libc/arch-x86/syscalls/faccessat.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/fallocate64.S b/libc/arch-x86/syscalls/fallocate64.S
index be3d45b..f8bde62 100644
--- a/libc/arch-x86/syscalls/fallocate64.S
+++ b/libc/arch-x86/syscalls/fallocate64.S
@@ -35,7 +35,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebp
     popl    %edi
diff --git a/libc/arch-x86/syscalls/fchdir.S b/libc/arch-x86/syscalls/fchdir.S
index da95c0b..56e496c 100644
--- a/libc/arch-x86/syscalls/fchdir.S
+++ b/libc/arch-x86/syscalls/fchdir.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/fchmod.S b/libc/arch-x86/syscalls/fchmod.S
index fe189f4..4badcea 100644
--- a/libc/arch-x86/syscalls/fchmod.S
+++ b/libc/arch-x86/syscalls/fchmod.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/fchmodat.S b/libc/arch-x86/syscalls/fchmodat.S
index 794450b..552e85c 100644
--- a/libc/arch-x86/syscalls/fchmodat.S
+++ b/libc/arch-x86/syscalls/fchmodat.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/fchown.S b/libc/arch-x86/syscalls/fchown.S
index 5e82388..7e82637 100644
--- a/libc/arch-x86/syscalls/fchown.S
+++ b/libc/arch-x86/syscalls/fchown.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/fchownat.S b/libc/arch-x86/syscalls/fchownat.S
index bfe61e9..de039d0 100644
--- a/libc/arch-x86/syscalls/fchownat.S
+++ b/libc/arch-x86/syscalls/fchownat.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/fdatasync.S b/libc/arch-x86/syscalls/fdatasync.S
index 17846ce..fdb5578 100644
--- a/libc/arch-x86/syscalls/fdatasync.S
+++ b/libc/arch-x86/syscalls/fdatasync.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/fgetxattr.S b/libc/arch-x86/syscalls/fgetxattr.S
index 335d298..3ed63d3 100644
--- a/libc/arch-x86/syscalls/fgetxattr.S
+++ b/libc/arch-x86/syscalls/fgetxattr.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/flistxattr.S b/libc/arch-x86/syscalls/flistxattr.S
index 5cab5ad..2840114 100644
--- a/libc/arch-x86/syscalls/flistxattr.S
+++ b/libc/arch-x86/syscalls/flistxattr.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/flock.S b/libc/arch-x86/syscalls/flock.S
index 277dd2a..dc9ef02 100644
--- a/libc/arch-x86/syscalls/flock.S
+++ b/libc/arch-x86/syscalls/flock.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/fremovexattr.S b/libc/arch-x86/syscalls/fremovexattr.S
index a60e031..1e77f82 100644
--- a/libc/arch-x86/syscalls/fremovexattr.S
+++ b/libc/arch-x86/syscalls/fremovexattr.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/fsetxattr.S b/libc/arch-x86/syscalls/fsetxattr.S
index c4d4854..703a8d7 100644
--- a/libc/arch-x86/syscalls/fsetxattr.S
+++ b/libc/arch-x86/syscalls/fsetxattr.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/fstat64.S b/libc/arch-x86/syscalls/fstat64.S
index 054f6de..970eeb1 100644
--- a/libc/arch-x86/syscalls/fstat64.S
+++ b/libc/arch-x86/syscalls/fstat64.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/fstatat64.S b/libc/arch-x86/syscalls/fstatat64.S
index 928d071..476578d 100644
--- a/libc/arch-x86/syscalls/fstatat64.S
+++ b/libc/arch-x86/syscalls/fstatat64.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/fsync.S b/libc/arch-x86/syscalls/fsync.S
index f12d010..9fc84b7 100644
--- a/libc/arch-x86/syscalls/fsync.S
+++ b/libc/arch-x86/syscalls/fsync.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/ftruncate.S b/libc/arch-x86/syscalls/ftruncate.S
index 062982c..6765d98 100644
--- a/libc/arch-x86/syscalls/ftruncate.S
+++ b/libc/arch-x86/syscalls/ftruncate.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/ftruncate64.S b/libc/arch-x86/syscalls/ftruncate64.S
index 71920be..21e26ce 100644
--- a/libc/arch-x86/syscalls/ftruncate64.S
+++ b/libc/arch-x86/syscalls/ftruncate64.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/getdents.S b/libc/arch-x86/syscalls/getdents.S
index 0b045b2..0627532 100644
--- a/libc/arch-x86/syscalls/getdents.S
+++ b/libc/arch-x86/syscalls/getdents.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/getegid.S b/libc/arch-x86/syscalls/getegid.S
index 61e7839..445cd97 100644
--- a/libc/arch-x86/syscalls/getegid.S
+++ b/libc/arch-x86/syscalls/getegid.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(getegid)
diff --git a/libc/arch-x86/syscalls/geteuid.S b/libc/arch-x86/syscalls/geteuid.S
index 80bcf7a..8290a93 100644
--- a/libc/arch-x86/syscalls/geteuid.S
+++ b/libc/arch-x86/syscalls/geteuid.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(geteuid)
diff --git a/libc/arch-x86/syscalls/getgid.S b/libc/arch-x86/syscalls/getgid.S
index 87d31a7..d90767f 100644
--- a/libc/arch-x86/syscalls/getgid.S
+++ b/libc/arch-x86/syscalls/getgid.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(getgid)
diff --git a/libc/arch-x86/syscalls/getgroups.S b/libc/arch-x86/syscalls/getgroups.S
index d9b7d80..d36c09c 100644
--- a/libc/arch-x86/syscalls/getgroups.S
+++ b/libc/arch-x86/syscalls/getgroups.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/getitimer.S b/libc/arch-x86/syscalls/getitimer.S
index 8f3a0ee..ebf1260 100644
--- a/libc/arch-x86/syscalls/getitimer.S
+++ b/libc/arch-x86/syscalls/getitimer.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/getpeername.S b/libc/arch-x86/syscalls/getpeername.S
index 1ea42a0..abecd4e 100644
--- a/libc/arch-x86/syscalls/getpeername.S
+++ b/libc/arch-x86/syscalls/getpeername.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/getpgid.S b/libc/arch-x86/syscalls/getpgid.S
index 179c7db..e74ed3b 100644
--- a/libc/arch-x86/syscalls/getpgid.S
+++ b/libc/arch-x86/syscalls/getpgid.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/getpid.S b/libc/arch-x86/syscalls/getpid.S
index cecaf74..0e12d5a 100644
--- a/libc/arch-x86/syscalls/getpid.S
+++ b/libc/arch-x86/syscalls/getpid.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(getpid)
diff --git a/libc/arch-x86/syscalls/getppid.S b/libc/arch-x86/syscalls/getppid.S
index b932044..025fa42 100644
--- a/libc/arch-x86/syscalls/getppid.S
+++ b/libc/arch-x86/syscalls/getppid.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(getppid)
diff --git a/libc/arch-x86/syscalls/getresgid.S b/libc/arch-x86/syscalls/getresgid.S
index ce8d89a..fe08cdf 100644
--- a/libc/arch-x86/syscalls/getresgid.S
+++ b/libc/arch-x86/syscalls/getresgid.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/getresuid.S b/libc/arch-x86/syscalls/getresuid.S
index f444d16..8e292fc 100644
--- a/libc/arch-x86/syscalls/getresuid.S
+++ b/libc/arch-x86/syscalls/getresuid.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/getrlimit.S b/libc/arch-x86/syscalls/getrlimit.S
index 66f4e6f..fdb5a03 100644
--- a/libc/arch-x86/syscalls/getrlimit.S
+++ b/libc/arch-x86/syscalls/getrlimit.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/getrusage.S b/libc/arch-x86/syscalls/getrusage.S
index 8d4fd7b..ae5f796 100644
--- a/libc/arch-x86/syscalls/getrusage.S
+++ b/libc/arch-x86/syscalls/getrusage.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/getsid.S b/libc/arch-x86/syscalls/getsid.S
index 39e5551..e1dc87f 100644
--- a/libc/arch-x86/syscalls/getsid.S
+++ b/libc/arch-x86/syscalls/getsid.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/getsockname.S b/libc/arch-x86/syscalls/getsockname.S
index ec0cc84..254b755 100644
--- a/libc/arch-x86/syscalls/getsockname.S
+++ b/libc/arch-x86/syscalls/getsockname.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/getsockopt.S b/libc/arch-x86/syscalls/getsockopt.S
index cf109f1..2ef630c 100644
--- a/libc/arch-x86/syscalls/getsockopt.S
+++ b/libc/arch-x86/syscalls/getsockopt.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/gettimeofday.S b/libc/arch-x86/syscalls/gettimeofday.S
index 801e7ab..709a17b 100644
--- a/libc/arch-x86/syscalls/gettimeofday.S
+++ b/libc/arch-x86/syscalls/gettimeofday.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/getuid.S b/libc/arch-x86/syscalls/getuid.S
index e91305a..c375d30 100644
--- a/libc/arch-x86/syscalls/getuid.S
+++ b/libc/arch-x86/syscalls/getuid.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(getuid)
diff --git a/libc/arch-x86/syscalls/getxattr.S b/libc/arch-x86/syscalls/getxattr.S
index 5bd1ab8..db9c9dd 100644
--- a/libc/arch-x86/syscalls/getxattr.S
+++ b/libc/arch-x86/syscalls/getxattr.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/init_module.S b/libc/arch-x86/syscalls/init_module.S
index 8afd644..543b31e 100644
--- a/libc/arch-x86/syscalls/init_module.S
+++ b/libc/arch-x86/syscalls/init_module.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/inotify_add_watch.S b/libc/arch-x86/syscalls/inotify_add_watch.S
index 0de8f88..f58c6d1 100644
--- a/libc/arch-x86/syscalls/inotify_add_watch.S
+++ b/libc/arch-x86/syscalls/inotify_add_watch.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/inotify_init1.S b/libc/arch-x86/syscalls/inotify_init1.S
index 0920618..2c7b100 100644
--- a/libc/arch-x86/syscalls/inotify_init1.S
+++ b/libc/arch-x86/syscalls/inotify_init1.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/inotify_rm_watch.S b/libc/arch-x86/syscalls/inotify_rm_watch.S
index 37394c5..c453478 100644
--- a/libc/arch-x86/syscalls/inotify_rm_watch.S
+++ b/libc/arch-x86/syscalls/inotify_rm_watch.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/ioprio_get.S b/libc/arch-x86/syscalls/ioprio_get.S
index ff78773..491c2f3 100644
--- a/libc/arch-x86/syscalls/ioprio_get.S
+++ b/libc/arch-x86/syscalls/ioprio_get.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/ioprio_set.S b/libc/arch-x86/syscalls/ioprio_set.S
index 7a3e919..e80602c 100644
--- a/libc/arch-x86/syscalls/ioprio_set.S
+++ b/libc/arch-x86/syscalls/ioprio_set.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/kill.S b/libc/arch-x86/syscalls/kill.S
index fbf5fa8..0c1e24a 100644
--- a/libc/arch-x86/syscalls/kill.S
+++ b/libc/arch-x86/syscalls/kill.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/klogctl.S b/libc/arch-x86/syscalls/klogctl.S
index 03f24b8..869324a 100644
--- a/libc/arch-x86/syscalls/klogctl.S
+++ b/libc/arch-x86/syscalls/klogctl.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/lgetxattr.S b/libc/arch-x86/syscalls/lgetxattr.S
index 6ee2c55..3ed4f11 100644
--- a/libc/arch-x86/syscalls/lgetxattr.S
+++ b/libc/arch-x86/syscalls/lgetxattr.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/linkat.S b/libc/arch-x86/syscalls/linkat.S
index d9876eb..e0c7e5f 100644
--- a/libc/arch-x86/syscalls/linkat.S
+++ b/libc/arch-x86/syscalls/linkat.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/listen.S b/libc/arch-x86/syscalls/listen.S
index b671b25..c65f970 100644
--- a/libc/arch-x86/syscalls/listen.S
+++ b/libc/arch-x86/syscalls/listen.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/listxattr.S b/libc/arch-x86/syscalls/listxattr.S
index e86b82e..98a5114 100644
--- a/libc/arch-x86/syscalls/listxattr.S
+++ b/libc/arch-x86/syscalls/listxattr.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/llistxattr.S b/libc/arch-x86/syscalls/llistxattr.S
index 8d13da8..a5ab636 100644
--- a/libc/arch-x86/syscalls/llistxattr.S
+++ b/libc/arch-x86/syscalls/llistxattr.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/lremovexattr.S b/libc/arch-x86/syscalls/lremovexattr.S
index 9dab0a3..508abba 100644
--- a/libc/arch-x86/syscalls/lremovexattr.S
+++ b/libc/arch-x86/syscalls/lremovexattr.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/lseek.S b/libc/arch-x86/syscalls/lseek.S
index 2d03f46..5f77831 100644
--- a/libc/arch-x86/syscalls/lseek.S
+++ b/libc/arch-x86/syscalls/lseek.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/lsetxattr.S b/libc/arch-x86/syscalls/lsetxattr.S
index 1452298..d878684 100644
--- a/libc/arch-x86/syscalls/lsetxattr.S
+++ b/libc/arch-x86/syscalls/lsetxattr.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/madvise.S b/libc/arch-x86/syscalls/madvise.S
index fd4af11..3e8c7fd 100644
--- a/libc/arch-x86/syscalls/madvise.S
+++ b/libc/arch-x86/syscalls/madvise.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/mincore.S b/libc/arch-x86/syscalls/mincore.S
index 01eb519..7096f6c 100644
--- a/libc/arch-x86/syscalls/mincore.S
+++ b/libc/arch-x86/syscalls/mincore.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/mkdirat.S b/libc/arch-x86/syscalls/mkdirat.S
index b022838..862a18c 100644
--- a/libc/arch-x86/syscalls/mkdirat.S
+++ b/libc/arch-x86/syscalls/mkdirat.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/mknodat.S b/libc/arch-x86/syscalls/mknodat.S
index 233c0b2..e03ba42 100644
--- a/libc/arch-x86/syscalls/mknodat.S
+++ b/libc/arch-x86/syscalls/mknodat.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/mlock.S b/libc/arch-x86/syscalls/mlock.S
index fb4641f..f582f77 100644
--- a/libc/arch-x86/syscalls/mlock.S
+++ b/libc/arch-x86/syscalls/mlock.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/mlockall.S b/libc/arch-x86/syscalls/mlockall.S
index 9403351..becca81 100644
--- a/libc/arch-x86/syscalls/mlockall.S
+++ b/libc/arch-x86/syscalls/mlockall.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/mount.S b/libc/arch-x86/syscalls/mount.S
index d99f5f4..7be2811 100644
--- a/libc/arch-x86/syscalls/mount.S
+++ b/libc/arch-x86/syscalls/mount.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/mprotect.S b/libc/arch-x86/syscalls/mprotect.S
index 3205f83..0516c45 100644
--- a/libc/arch-x86/syscalls/mprotect.S
+++ b/libc/arch-x86/syscalls/mprotect.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/mremap.S b/libc/arch-x86/syscalls/mremap.S
index 2b20079..42e75ce 100644
--- a/libc/arch-x86/syscalls/mremap.S
+++ b/libc/arch-x86/syscalls/mremap.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/msync.S b/libc/arch-x86/syscalls/msync.S
index 339e381..66722f2 100644
--- a/libc/arch-x86/syscalls/msync.S
+++ b/libc/arch-x86/syscalls/msync.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/munlock.S b/libc/arch-x86/syscalls/munlock.S
index 5fb29cb..2fc3aa7 100644
--- a/libc/arch-x86/syscalls/munlock.S
+++ b/libc/arch-x86/syscalls/munlock.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/munlockall.S b/libc/arch-x86/syscalls/munlockall.S
index 238f812..1bc99ea 100644
--- a/libc/arch-x86/syscalls/munlockall.S
+++ b/libc/arch-x86/syscalls/munlockall.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(munlockall)
diff --git a/libc/arch-x86/syscalls/munmap.S b/libc/arch-x86/syscalls/munmap.S
index 2d348db..878aae7 100644
--- a/libc/arch-x86/syscalls/munmap.S
+++ b/libc/arch-x86/syscalls/munmap.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/nanosleep.S b/libc/arch-x86/syscalls/nanosleep.S
index 9d8ae9d..fe8af90 100644
--- a/libc/arch-x86/syscalls/nanosleep.S
+++ b/libc/arch-x86/syscalls/nanosleep.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/personality.S b/libc/arch-x86/syscalls/personality.S
index 412bbed..8c8e0ff 100644
--- a/libc/arch-x86/syscalls/personality.S
+++ b/libc/arch-x86/syscalls/personality.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/pipe2.S b/libc/arch-x86/syscalls/pipe2.S
index bfe03a2..99c4e8b 100644
--- a/libc/arch-x86/syscalls/pipe2.S
+++ b/libc/arch-x86/syscalls/pipe2.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/prctl.S b/libc/arch-x86/syscalls/prctl.S
index fca343f..63ec899 100644
--- a/libc/arch-x86/syscalls/prctl.S
+++ b/libc/arch-x86/syscalls/prctl.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/pread64.S b/libc/arch-x86/syscalls/pread64.S
index 6cf4e4b..6b3c8ad 100644
--- a/libc/arch-x86/syscalls/pread64.S
+++ b/libc/arch-x86/syscalls/pread64.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/prlimit64.S b/libc/arch-x86/syscalls/prlimit64.S
index 65316a7..6aa875f 100644
--- a/libc/arch-x86/syscalls/prlimit64.S
+++ b/libc/arch-x86/syscalls/prlimit64.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/pwrite64.S b/libc/arch-x86/syscalls/pwrite64.S
index cccea8b..7d53095 100644
--- a/libc/arch-x86/syscalls/pwrite64.S
+++ b/libc/arch-x86/syscalls/pwrite64.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/read.S b/libc/arch-x86/syscalls/read.S
index f80db31..9814c8f 100644
--- a/libc/arch-x86/syscalls/read.S
+++ b/libc/arch-x86/syscalls/read.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/readahead.S b/libc/arch-x86/syscalls/readahead.S
index f53769a..49a17d0 100644
--- a/libc/arch-x86/syscalls/readahead.S
+++ b/libc/arch-x86/syscalls/readahead.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/readlinkat.S b/libc/arch-x86/syscalls/readlinkat.S
index 229dafe..1a161c0 100644
--- a/libc/arch-x86/syscalls/readlinkat.S
+++ b/libc/arch-x86/syscalls/readlinkat.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/readv.S b/libc/arch-x86/syscalls/readv.S
index 8cb01a0..8b5ff41 100644
--- a/libc/arch-x86/syscalls/readv.S
+++ b/libc/arch-x86/syscalls/readv.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/recvfrom.S b/libc/arch-x86/syscalls/recvfrom.S
index dd99a09..53d08f6 100644
--- a/libc/arch-x86/syscalls/recvfrom.S
+++ b/libc/arch-x86/syscalls/recvfrom.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/recvmmsg.S b/libc/arch-x86/syscalls/recvmmsg.S
index f916fcd..3ef8740 100644
--- a/libc/arch-x86/syscalls/recvmmsg.S
+++ b/libc/arch-x86/syscalls/recvmmsg.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/recvmsg.S b/libc/arch-x86/syscalls/recvmsg.S
index 12dad28..150672d 100644
--- a/libc/arch-x86/syscalls/recvmsg.S
+++ b/libc/arch-x86/syscalls/recvmsg.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/removexattr.S b/libc/arch-x86/syscalls/removexattr.S
index 3974a07..e7c55eb 100644
--- a/libc/arch-x86/syscalls/removexattr.S
+++ b/libc/arch-x86/syscalls/removexattr.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/renameat.S b/libc/arch-x86/syscalls/renameat.S
index 2982f51..5dfe65f 100644
--- a/libc/arch-x86/syscalls/renameat.S
+++ b/libc/arch-x86/syscalls/renameat.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/sched_get_priority_max.S b/libc/arch-x86/syscalls/sched_get_priority_max.S
index 3205c72..d8debe2 100644
--- a/libc/arch-x86/syscalls/sched_get_priority_max.S
+++ b/libc/arch-x86/syscalls/sched_get_priority_max.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/sched_get_priority_min.S b/libc/arch-x86/syscalls/sched_get_priority_min.S
index 39c4d2c..e9689fa 100644
--- a/libc/arch-x86/syscalls/sched_get_priority_min.S
+++ b/libc/arch-x86/syscalls/sched_get_priority_min.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/sched_getparam.S b/libc/arch-x86/syscalls/sched_getparam.S
index 47cb4af..6b5e7c8 100644
--- a/libc/arch-x86/syscalls/sched_getparam.S
+++ b/libc/arch-x86/syscalls/sched_getparam.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/sched_getscheduler.S b/libc/arch-x86/syscalls/sched_getscheduler.S
index 07fbe6b..a2c5746 100644
--- a/libc/arch-x86/syscalls/sched_getscheduler.S
+++ b/libc/arch-x86/syscalls/sched_getscheduler.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/sched_rr_get_interval.S b/libc/arch-x86/syscalls/sched_rr_get_interval.S
index e7a1038..f8012f3 100644
--- a/libc/arch-x86/syscalls/sched_rr_get_interval.S
+++ b/libc/arch-x86/syscalls/sched_rr_get_interval.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/sched_setaffinity.S b/libc/arch-x86/syscalls/sched_setaffinity.S
index bb35259..76013f9 100644
--- a/libc/arch-x86/syscalls/sched_setaffinity.S
+++ b/libc/arch-x86/syscalls/sched_setaffinity.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/sched_setparam.S b/libc/arch-x86/syscalls/sched_setparam.S
index 3e93c4c..aca4bd9 100644
--- a/libc/arch-x86/syscalls/sched_setparam.S
+++ b/libc/arch-x86/syscalls/sched_setparam.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/sched_setscheduler.S b/libc/arch-x86/syscalls/sched_setscheduler.S
index fcabf12..fad72c6 100644
--- a/libc/arch-x86/syscalls/sched_setscheduler.S
+++ b/libc/arch-x86/syscalls/sched_setscheduler.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/sched_yield.S b/libc/arch-x86/syscalls/sched_yield.S
index a8b22e3..8b4a9be 100644
--- a/libc/arch-x86/syscalls/sched_yield.S
+++ b/libc/arch-x86/syscalls/sched_yield.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/sendfile.S b/libc/arch-x86/syscalls/sendfile.S
index 30bf3ad..7bd86d0 100644
--- a/libc/arch-x86/syscalls/sendfile.S
+++ b/libc/arch-x86/syscalls/sendfile.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/sendfile64.S b/libc/arch-x86/syscalls/sendfile64.S
index 5a7f2bb..bd76043 100644
--- a/libc/arch-x86/syscalls/sendfile64.S
+++ b/libc/arch-x86/syscalls/sendfile64.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/sendmmsg.S b/libc/arch-x86/syscalls/sendmmsg.S
index 09a3292..4bc3c40 100644
--- a/libc/arch-x86/syscalls/sendmmsg.S
+++ b/libc/arch-x86/syscalls/sendmmsg.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/sendmsg.S b/libc/arch-x86/syscalls/sendmsg.S
index eaf7fb3..eb8fc63 100644
--- a/libc/arch-x86/syscalls/sendmsg.S
+++ b/libc/arch-x86/syscalls/sendmsg.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/sendto.S b/libc/arch-x86/syscalls/sendto.S
index 0cf5e0a..8cb72c8 100644
--- a/libc/arch-x86/syscalls/sendto.S
+++ b/libc/arch-x86/syscalls/sendto.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setgid.S b/libc/arch-x86/syscalls/setgid.S
index b0b7185..baa1b1a 100644
--- a/libc/arch-x86/syscalls/setgid.S
+++ b/libc/arch-x86/syscalls/setgid.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/setgroups.S b/libc/arch-x86/syscalls/setgroups.S
index be227ca..364aaad 100644
--- a/libc/arch-x86/syscalls/setgroups.S
+++ b/libc/arch-x86/syscalls/setgroups.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setitimer.S b/libc/arch-x86/syscalls/setitimer.S
index 4a323da..409c4c6 100644
--- a/libc/arch-x86/syscalls/setitimer.S
+++ b/libc/arch-x86/syscalls/setitimer.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/setns.S b/libc/arch-x86/syscalls/setns.S
index fa69b4a..ddbe758 100644
--- a/libc/arch-x86/syscalls/setns.S
+++ b/libc/arch-x86/syscalls/setns.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setpgid.S b/libc/arch-x86/syscalls/setpgid.S
index eba780c..ac1b12d 100644
--- a/libc/arch-x86/syscalls/setpgid.S
+++ b/libc/arch-x86/syscalls/setpgid.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setpriority.S b/libc/arch-x86/syscalls/setpriority.S
index 5ea0519..93c1e07 100644
--- a/libc/arch-x86/syscalls/setpriority.S
+++ b/libc/arch-x86/syscalls/setpriority.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/setregid.S b/libc/arch-x86/syscalls/setregid.S
index ae5bfca..0ecfa9a 100644
--- a/libc/arch-x86/syscalls/setregid.S
+++ b/libc/arch-x86/syscalls/setregid.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setresgid.S b/libc/arch-x86/syscalls/setresgid.S
index 64b5f7e..a6914c4 100644
--- a/libc/arch-x86/syscalls/setresgid.S
+++ b/libc/arch-x86/syscalls/setresgid.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/setresuid.S b/libc/arch-x86/syscalls/setresuid.S
index 2a29fa5..c33c1ca 100644
--- a/libc/arch-x86/syscalls/setresuid.S
+++ b/libc/arch-x86/syscalls/setresuid.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/setreuid.S b/libc/arch-x86/syscalls/setreuid.S
index 200a83a..4244988 100644
--- a/libc/arch-x86/syscalls/setreuid.S
+++ b/libc/arch-x86/syscalls/setreuid.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setrlimit.S b/libc/arch-x86/syscalls/setrlimit.S
index 64a46c0..3e86504 100644
--- a/libc/arch-x86/syscalls/setrlimit.S
+++ b/libc/arch-x86/syscalls/setrlimit.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setsid.S b/libc/arch-x86/syscalls/setsid.S
index 382ad0c..398c110 100644
--- a/libc/arch-x86/syscalls/setsid.S
+++ b/libc/arch-x86/syscalls/setsid.S
@@ -11,7 +11,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     ret
 END(setsid)
diff --git a/libc/arch-x86/syscalls/setsockopt.S b/libc/arch-x86/syscalls/setsockopt.S
index e57c9d2..6ef168f 100644
--- a/libc/arch-x86/syscalls/setsockopt.S
+++ b/libc/arch-x86/syscalls/setsockopt.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/settimeofday.S b/libc/arch-x86/syscalls/settimeofday.S
index 4b2eca9..37e11c5 100644
--- a/libc/arch-x86/syscalls/settimeofday.S
+++ b/libc/arch-x86/syscalls/settimeofday.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/setuid.S b/libc/arch-x86/syscalls/setuid.S
index cf10ad6..fcea66d 100644
--- a/libc/arch-x86/syscalls/setuid.S
+++ b/libc/arch-x86/syscalls/setuid.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/setxattr.S b/libc/arch-x86/syscalls/setxattr.S
index 5edba2d..d6473cd 100644
--- a/libc/arch-x86/syscalls/setxattr.S
+++ b/libc/arch-x86/syscalls/setxattr.S
@@ -31,7 +31,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edi
     popl    %esi
diff --git a/libc/arch-x86/syscalls/shutdown.S b/libc/arch-x86/syscalls/shutdown.S
index f1d606a..32fa17a 100644
--- a/libc/arch-x86/syscalls/shutdown.S
+++ b/libc/arch-x86/syscalls/shutdown.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/sigaltstack.S b/libc/arch-x86/syscalls/sigaltstack.S
index 64872df..6882a78 100644
--- a/libc/arch-x86/syscalls/sigaltstack.S
+++ b/libc/arch-x86/syscalls/sigaltstack.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/socketpair.S b/libc/arch-x86/syscalls/socketpair.S
index 4027752..945faa0 100644
--- a/libc/arch-x86/syscalls/socketpair.S
+++ b/libc/arch-x86/syscalls/socketpair.S
@@ -20,7 +20,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/swapoff.S b/libc/arch-x86/syscalls/swapoff.S
index 1657e64..0e21033 100644
--- a/libc/arch-x86/syscalls/swapoff.S
+++ b/libc/arch-x86/syscalls/swapoff.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/swapon.S b/libc/arch-x86/syscalls/swapon.S
index 16d0617..a4d5e03 100644
--- a/libc/arch-x86/syscalls/swapon.S
+++ b/libc/arch-x86/syscalls/swapon.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/symlinkat.S b/libc/arch-x86/syscalls/symlinkat.S
index 78f9fa7..618f5d8 100644
--- a/libc/arch-x86/syscalls/symlinkat.S
+++ b/libc/arch-x86/syscalls/symlinkat.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/sync.S b/libc/arch-x86/syscalls/sync.S
index a0cf66f..a1f1782 100644
--- a/libc/arch-x86/syscalls/sync.S
+++ b/libc/arch-x86/syscalls/sync.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/sysinfo.S b/libc/arch-x86/syscalls/sysinfo.S
index 1619edb..c3eabb0 100644
--- a/libc/arch-x86/syscalls/sysinfo.S
+++ b/libc/arch-x86/syscalls/sysinfo.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/tgkill.S b/libc/arch-x86/syscalls/tgkill.S
index 69ffdf8..385827b 100644
--- a/libc/arch-x86/syscalls/tgkill.S
+++ b/libc/arch-x86/syscalls/tgkill.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/timerfd_create.S b/libc/arch-x86/syscalls/timerfd_create.S
index c0bc5b5..343195e 100644
--- a/libc/arch-x86/syscalls/timerfd_create.S
+++ b/libc/arch-x86/syscalls/timerfd_create.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/timerfd_gettime.S b/libc/arch-x86/syscalls/timerfd_gettime.S
index 5dd7ad7..9b3a314 100644
--- a/libc/arch-x86/syscalls/timerfd_gettime.S
+++ b/libc/arch-x86/syscalls/timerfd_gettime.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/timerfd_settime.S b/libc/arch-x86/syscalls/timerfd_settime.S
index bb027df..819b723 100644
--- a/libc/arch-x86/syscalls/timerfd_settime.S
+++ b/libc/arch-x86/syscalls/timerfd_settime.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/times.S b/libc/arch-x86/syscalls/times.S
index 075750d..f5739d3 100644
--- a/libc/arch-x86/syscalls/times.S
+++ b/libc/arch-x86/syscalls/times.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/truncate.S b/libc/arch-x86/syscalls/truncate.S
index 9270a53..427f95f 100644
--- a/libc/arch-x86/syscalls/truncate.S
+++ b/libc/arch-x86/syscalls/truncate.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/truncate64.S b/libc/arch-x86/syscalls/truncate64.S
index 89c2c4a..2c49751 100644
--- a/libc/arch-x86/syscalls/truncate64.S
+++ b/libc/arch-x86/syscalls/truncate64.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/umask.S b/libc/arch-x86/syscalls/umask.S
index 81df64d..3affc8d 100644
--- a/libc/arch-x86/syscalls/umask.S
+++ b/libc/arch-x86/syscalls/umask.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/umount2.S b/libc/arch-x86/syscalls/umount2.S
index cd21623..d2b3549 100644
--- a/libc/arch-x86/syscalls/umount2.S
+++ b/libc/arch-x86/syscalls/umount2.S
@@ -19,7 +19,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ecx
     popl    %ebx
diff --git a/libc/arch-x86/syscalls/uname.S b/libc/arch-x86/syscalls/uname.S
index 9d65e85..e996805 100644
--- a/libc/arch-x86/syscalls/uname.S
+++ b/libc/arch-x86/syscalls/uname.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/unlinkat.S b/libc/arch-x86/syscalls/unlinkat.S
index 68bf05b..6417d2b 100644
--- a/libc/arch-x86/syscalls/unlinkat.S
+++ b/libc/arch-x86/syscalls/unlinkat.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/unshare.S b/libc/arch-x86/syscalls/unshare.S
index 7e48cb1..a289d4d 100644
--- a/libc/arch-x86/syscalls/unshare.S
+++ b/libc/arch-x86/syscalls/unshare.S
@@ -15,7 +15,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %ebx
     ret
diff --git a/libc/arch-x86/syscalls/utimensat.S b/libc/arch-x86/syscalls/utimensat.S
index 4b2a9b6..d8c9080 100644
--- a/libc/arch-x86/syscalls/utimensat.S
+++ b/libc/arch-x86/syscalls/utimensat.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/wait4.S b/libc/arch-x86/syscalls/wait4.S
index bd4bd50..fda75c0 100644
--- a/libc/arch-x86/syscalls/wait4.S
+++ b/libc/arch-x86/syscalls/wait4.S
@@ -27,7 +27,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %esi
     popl    %edx
diff --git a/libc/arch-x86/syscalls/write.S b/libc/arch-x86/syscalls/write.S
index a464196..115974e 100644
--- a/libc/arch-x86/syscalls/write.S
+++ b/libc/arch-x86/syscalls/write.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86/syscalls/writev.S b/libc/arch-x86/syscalls/writev.S
index da9ae7c..77e5cd1 100644
--- a/libc/arch-x86/syscalls/writev.S
+++ b/libc/arch-x86/syscalls/writev.S
@@ -23,7 +23,6 @@
     pushl   %eax
     call    __set_errno
     addl    $4, %esp
-    orl     $-1, %eax
 1:
     popl    %edx
     popl    %ecx
diff --git a/libc/arch-x86_64/bionic/__bionic_clone.S b/libc/arch-x86_64/bionic/__bionic_clone.S
index 7fe44a2..173ab5c 100644
--- a/libc/arch-x86_64/bionic/__bionic_clone.S
+++ b/libc/arch-x86_64/bionic/__bionic_clone.S
@@ -55,7 +55,6 @@
         negl    %eax
         movl    %eax, %edi
         call    __set_errno
-        orl     $-1, %eax
         ret
 
 .L_bc_child:
diff --git a/libc/arch-x86_64/bionic/syscall.S b/libc/arch-x86_64/bionic/syscall.S
index a98a436..d5694cb 100644
--- a/libc/arch-x86_64/bionic/syscall.S
+++ b/libc/arch-x86_64/bionic/syscall.S
@@ -58,7 +58,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(syscall)
diff --git a/libc/arch-x86_64/bionic/vfork.S b/libc/arch-x86_64/bionic/vfork.S
index b323f30..7c14cc0 100644
--- a/libc/arch-x86_64/bionic/vfork.S
+++ b/libc/arch-x86_64/bionic/vfork.S
@@ -40,7 +40,6 @@
   negl    %eax
   movl    %eax, %edi
   call    __set_errno
-  orq     $-1, %rax
 1:
   ret
 END(vfork)
diff --git a/libc/arch-x86_64/syscalls/__accept4.S b/libc/arch-x86_64/syscalls/__accept4.S
index cf4837f..375a78b 100644
--- a/libc/arch-x86_64/syscalls/__accept4.S
+++ b/libc/arch-x86_64/syscalls/__accept4.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__accept4)
diff --git a/libc/arch-x86_64/syscalls/__arch_prctl.S b/libc/arch-x86_64/syscalls/__arch_prctl.S
index ac5d96e..6c72a6c 100644
--- a/libc/arch-x86_64/syscalls/__arch_prctl.S
+++ b/libc/arch-x86_64/syscalls/__arch_prctl.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__arch_prctl)
diff --git a/libc/arch-x86_64/syscalls/__brk.S b/libc/arch-x86_64/syscalls/__brk.S
index a69f404..18ebc10 100644
--- a/libc/arch-x86_64/syscalls/__brk.S
+++ b/libc/arch-x86_64/syscalls/__brk.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__brk)
diff --git a/libc/arch-x86_64/syscalls/__connect.S b/libc/arch-x86_64/syscalls/__connect.S
index 288484e..a7d2e93 100644
--- a/libc/arch-x86_64/syscalls/__connect.S
+++ b/libc/arch-x86_64/syscalls/__connect.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__connect)
diff --git a/libc/arch-x86_64/syscalls/__epoll_pwait.S b/libc/arch-x86_64/syscalls/__epoll_pwait.S
index 306e12e..4271b53 100644
--- a/libc/arch-x86_64/syscalls/__epoll_pwait.S
+++ b/libc/arch-x86_64/syscalls/__epoll_pwait.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__epoll_pwait)
diff --git a/libc/arch-x86_64/syscalls/__exit.S b/libc/arch-x86_64/syscalls/__exit.S
index af3ada4..bcbaffc 100644
--- a/libc/arch-x86_64/syscalls/__exit.S
+++ b/libc/arch-x86_64/syscalls/__exit.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__exit)
diff --git a/libc/arch-x86_64/syscalls/__getcpu.S b/libc/arch-x86_64/syscalls/__getcpu.S
index 8650db4..c25f294 100644
--- a/libc/arch-x86_64/syscalls/__getcpu.S
+++ b/libc/arch-x86_64/syscalls/__getcpu.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__getcpu)
diff --git a/libc/arch-x86_64/syscalls/__getcwd.S b/libc/arch-x86_64/syscalls/__getcwd.S
index c762804..1743838 100644
--- a/libc/arch-x86_64/syscalls/__getcwd.S
+++ b/libc/arch-x86_64/syscalls/__getcwd.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__getcwd)
diff --git a/libc/arch-x86_64/syscalls/__getpriority.S b/libc/arch-x86_64/syscalls/__getpriority.S
index 8aaae8f..349f574 100644
--- a/libc/arch-x86_64/syscalls/__getpriority.S
+++ b/libc/arch-x86_64/syscalls/__getpriority.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__getpriority)
diff --git a/libc/arch-x86_64/syscalls/__ioctl.S b/libc/arch-x86_64/syscalls/__ioctl.S
index 646d819..2775911 100644
--- a/libc/arch-x86_64/syscalls/__ioctl.S
+++ b/libc/arch-x86_64/syscalls/__ioctl.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__ioctl)
diff --git a/libc/arch-x86_64/syscalls/__openat.S b/libc/arch-x86_64/syscalls/__openat.S
index e065cca..dce4c7c 100644
--- a/libc/arch-x86_64/syscalls/__openat.S
+++ b/libc/arch-x86_64/syscalls/__openat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__openat)
diff --git a/libc/arch-x86_64/syscalls/__ppoll.S b/libc/arch-x86_64/syscalls/__ppoll.S
index 6edaa36..31ba7e9 100644
--- a/libc/arch-x86_64/syscalls/__ppoll.S
+++ b/libc/arch-x86_64/syscalls/__ppoll.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__ppoll)
diff --git a/libc/arch-x86_64/syscalls/__pselect6.S b/libc/arch-x86_64/syscalls/__pselect6.S
index a2aec7a..a212c4e 100644
--- a/libc/arch-x86_64/syscalls/__pselect6.S
+++ b/libc/arch-x86_64/syscalls/__pselect6.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__pselect6)
diff --git a/libc/arch-x86_64/syscalls/__ptrace.S b/libc/arch-x86_64/syscalls/__ptrace.S
index 8ec8ac1..0a64fee 100644
--- a/libc/arch-x86_64/syscalls/__ptrace.S
+++ b/libc/arch-x86_64/syscalls/__ptrace.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__ptrace)
diff --git a/libc/arch-x86_64/syscalls/__reboot.S b/libc/arch-x86_64/syscalls/__reboot.S
index 9b8ef70..398d078 100644
--- a/libc/arch-x86_64/syscalls/__reboot.S
+++ b/libc/arch-x86_64/syscalls/__reboot.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__reboot)
diff --git a/libc/arch-x86_64/syscalls/__rt_sigaction.S b/libc/arch-x86_64/syscalls/__rt_sigaction.S
index b038f6e..f146b02 100644
--- a/libc/arch-x86_64/syscalls/__rt_sigaction.S
+++ b/libc/arch-x86_64/syscalls/__rt_sigaction.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__rt_sigaction)
diff --git a/libc/arch-x86_64/syscalls/__rt_sigpending.S b/libc/arch-x86_64/syscalls/__rt_sigpending.S
index e0c50c1..9d1698b 100644
--- a/libc/arch-x86_64/syscalls/__rt_sigpending.S
+++ b/libc/arch-x86_64/syscalls/__rt_sigpending.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__rt_sigpending)
diff --git a/libc/arch-x86_64/syscalls/__rt_sigprocmask.S b/libc/arch-x86_64/syscalls/__rt_sigprocmask.S
index 2a0ab5e..1ac9b81 100644
--- a/libc/arch-x86_64/syscalls/__rt_sigprocmask.S
+++ b/libc/arch-x86_64/syscalls/__rt_sigprocmask.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__rt_sigprocmask)
diff --git a/libc/arch-x86_64/syscalls/__rt_sigsuspend.S b/libc/arch-x86_64/syscalls/__rt_sigsuspend.S
index 6fa6565..1059f0b 100644
--- a/libc/arch-x86_64/syscalls/__rt_sigsuspend.S
+++ b/libc/arch-x86_64/syscalls/__rt_sigsuspend.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__rt_sigsuspend)
diff --git a/libc/arch-x86_64/syscalls/__rt_sigtimedwait.S b/libc/arch-x86_64/syscalls/__rt_sigtimedwait.S
index 46ee04b..de2e4cb 100644
--- a/libc/arch-x86_64/syscalls/__rt_sigtimedwait.S
+++ b/libc/arch-x86_64/syscalls/__rt_sigtimedwait.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__rt_sigtimedwait)
diff --git a/libc/arch-x86_64/syscalls/__sched_getaffinity.S b/libc/arch-x86_64/syscalls/__sched_getaffinity.S
index 3707226..410954c 100644
--- a/libc/arch-x86_64/syscalls/__sched_getaffinity.S
+++ b/libc/arch-x86_64/syscalls/__sched_getaffinity.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__sched_getaffinity)
diff --git a/libc/arch-x86_64/syscalls/__set_tid_address.S b/libc/arch-x86_64/syscalls/__set_tid_address.S
index 4a8f153..c59c8b8 100644
--- a/libc/arch-x86_64/syscalls/__set_tid_address.S
+++ b/libc/arch-x86_64/syscalls/__set_tid_address.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__set_tid_address)
diff --git a/libc/arch-x86_64/syscalls/__signalfd4.S b/libc/arch-x86_64/syscalls/__signalfd4.S
index fafe371..6ddcf5a 100644
--- a/libc/arch-x86_64/syscalls/__signalfd4.S
+++ b/libc/arch-x86_64/syscalls/__signalfd4.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__signalfd4)
diff --git a/libc/arch-x86_64/syscalls/__socket.S b/libc/arch-x86_64/syscalls/__socket.S
index 67621fc..209e329 100644
--- a/libc/arch-x86_64/syscalls/__socket.S
+++ b/libc/arch-x86_64/syscalls/__socket.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__socket)
diff --git a/libc/arch-x86_64/syscalls/__timer_create.S b/libc/arch-x86_64/syscalls/__timer_create.S
index 2f41c88..3450d2b 100644
--- a/libc/arch-x86_64/syscalls/__timer_create.S
+++ b/libc/arch-x86_64/syscalls/__timer_create.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__timer_create)
diff --git a/libc/arch-x86_64/syscalls/__timer_delete.S b/libc/arch-x86_64/syscalls/__timer_delete.S
index 2009916..fd60a16 100644
--- a/libc/arch-x86_64/syscalls/__timer_delete.S
+++ b/libc/arch-x86_64/syscalls/__timer_delete.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__timer_delete)
diff --git a/libc/arch-x86_64/syscalls/__timer_getoverrun.S b/libc/arch-x86_64/syscalls/__timer_getoverrun.S
index fe71efe..f5309a3 100644
--- a/libc/arch-x86_64/syscalls/__timer_getoverrun.S
+++ b/libc/arch-x86_64/syscalls/__timer_getoverrun.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__timer_getoverrun)
diff --git a/libc/arch-x86_64/syscalls/__timer_gettime.S b/libc/arch-x86_64/syscalls/__timer_gettime.S
index 44fe2ff..7e2bc92 100644
--- a/libc/arch-x86_64/syscalls/__timer_gettime.S
+++ b/libc/arch-x86_64/syscalls/__timer_gettime.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__timer_gettime)
diff --git a/libc/arch-x86_64/syscalls/__timer_settime.S b/libc/arch-x86_64/syscalls/__timer_settime.S
index 1240aa1..f5401a0 100644
--- a/libc/arch-x86_64/syscalls/__timer_settime.S
+++ b/libc/arch-x86_64/syscalls/__timer_settime.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__timer_settime)
diff --git a/libc/arch-x86_64/syscalls/__waitid.S b/libc/arch-x86_64/syscalls/__waitid.S
index 0d4fc58..229f20c 100644
--- a/libc/arch-x86_64/syscalls/__waitid.S
+++ b/libc/arch-x86_64/syscalls/__waitid.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(__waitid)
diff --git a/libc/arch-x86_64/syscalls/_exit.S b/libc/arch-x86_64/syscalls/_exit.S
index 3c15897..9c80f00 100644
--- a/libc/arch-x86_64/syscalls/_exit.S
+++ b/libc/arch-x86_64/syscalls/_exit.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(_exit)
diff --git a/libc/arch-x86_64/syscalls/acct.S b/libc/arch-x86_64/syscalls/acct.S
index 59af17d..91ecf5b 100644
--- a/libc/arch-x86_64/syscalls/acct.S
+++ b/libc/arch-x86_64/syscalls/acct.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(acct)
diff --git a/libc/arch-x86_64/syscalls/bind.S b/libc/arch-x86_64/syscalls/bind.S
index 20dfa2d..5d426cb 100644
--- a/libc/arch-x86_64/syscalls/bind.S
+++ b/libc/arch-x86_64/syscalls/bind.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(bind)
diff --git a/libc/arch-x86_64/syscalls/capget.S b/libc/arch-x86_64/syscalls/capget.S
index 9cf73fb..d3d151e 100644
--- a/libc/arch-x86_64/syscalls/capget.S
+++ b/libc/arch-x86_64/syscalls/capget.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(capget)
diff --git a/libc/arch-x86_64/syscalls/capset.S b/libc/arch-x86_64/syscalls/capset.S
index f6cf2eb..421f156 100644
--- a/libc/arch-x86_64/syscalls/capset.S
+++ b/libc/arch-x86_64/syscalls/capset.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(capset)
diff --git a/libc/arch-x86_64/syscalls/chdir.S b/libc/arch-x86_64/syscalls/chdir.S
index a04f3aa..7a6f651 100644
--- a/libc/arch-x86_64/syscalls/chdir.S
+++ b/libc/arch-x86_64/syscalls/chdir.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(chdir)
diff --git a/libc/arch-x86_64/syscalls/chroot.S b/libc/arch-x86_64/syscalls/chroot.S
index 491086d..0f53fd9 100644
--- a/libc/arch-x86_64/syscalls/chroot.S
+++ b/libc/arch-x86_64/syscalls/chroot.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(chroot)
diff --git a/libc/arch-x86_64/syscalls/clock_getres.S b/libc/arch-x86_64/syscalls/clock_getres.S
index d1d491e..bad0d78 100644
--- a/libc/arch-x86_64/syscalls/clock_getres.S
+++ b/libc/arch-x86_64/syscalls/clock_getres.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(clock_getres)
diff --git a/libc/arch-x86_64/syscalls/clock_gettime.S b/libc/arch-x86_64/syscalls/clock_gettime.S
index 89ae616..20850c8 100644
--- a/libc/arch-x86_64/syscalls/clock_gettime.S
+++ b/libc/arch-x86_64/syscalls/clock_gettime.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(clock_gettime)
diff --git a/libc/arch-x86_64/syscalls/clock_nanosleep.S b/libc/arch-x86_64/syscalls/clock_nanosleep.S
index 3833113..2ef0d05 100644
--- a/libc/arch-x86_64/syscalls/clock_nanosleep.S
+++ b/libc/arch-x86_64/syscalls/clock_nanosleep.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(clock_nanosleep)
diff --git a/libc/arch-x86_64/syscalls/clock_settime.S b/libc/arch-x86_64/syscalls/clock_settime.S
index 15b27aa..6a3b75b 100644
--- a/libc/arch-x86_64/syscalls/clock_settime.S
+++ b/libc/arch-x86_64/syscalls/clock_settime.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(clock_settime)
diff --git a/libc/arch-x86_64/syscalls/close.S b/libc/arch-x86_64/syscalls/close.S
index 361d82f..41c8403 100644
--- a/libc/arch-x86_64/syscalls/close.S
+++ b/libc/arch-x86_64/syscalls/close.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(close)
diff --git a/libc/arch-x86_64/syscalls/delete_module.S b/libc/arch-x86_64/syscalls/delete_module.S
index 33f2354..d3f3862 100644
--- a/libc/arch-x86_64/syscalls/delete_module.S
+++ b/libc/arch-x86_64/syscalls/delete_module.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(delete_module)
diff --git a/libc/arch-x86_64/syscalls/dup.S b/libc/arch-x86_64/syscalls/dup.S
index dfc0def..bf2ca51 100644
--- a/libc/arch-x86_64/syscalls/dup.S
+++ b/libc/arch-x86_64/syscalls/dup.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(dup)
diff --git a/libc/arch-x86_64/syscalls/dup3.S b/libc/arch-x86_64/syscalls/dup3.S
index dcb4155..f5c929c 100644
--- a/libc/arch-x86_64/syscalls/dup3.S
+++ b/libc/arch-x86_64/syscalls/dup3.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(dup3)
diff --git a/libc/arch-x86_64/syscalls/epoll_create1.S b/libc/arch-x86_64/syscalls/epoll_create1.S
index fa3c6d7..196a3c7 100644
--- a/libc/arch-x86_64/syscalls/epoll_create1.S
+++ b/libc/arch-x86_64/syscalls/epoll_create1.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(epoll_create1)
diff --git a/libc/arch-x86_64/syscalls/epoll_ctl.S b/libc/arch-x86_64/syscalls/epoll_ctl.S
index 72df97f..2a3517c 100644
--- a/libc/arch-x86_64/syscalls/epoll_ctl.S
+++ b/libc/arch-x86_64/syscalls/epoll_ctl.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(epoll_ctl)
diff --git a/libc/arch-x86_64/syscalls/eventfd.S b/libc/arch-x86_64/syscalls/eventfd.S
index 99f585c..3ed4baf 100644
--- a/libc/arch-x86_64/syscalls/eventfd.S
+++ b/libc/arch-x86_64/syscalls/eventfd.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(eventfd)
diff --git a/libc/arch-x86_64/syscalls/execve.S b/libc/arch-x86_64/syscalls/execve.S
index ea89d7d..1fe29c7 100644
--- a/libc/arch-x86_64/syscalls/execve.S
+++ b/libc/arch-x86_64/syscalls/execve.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(execve)
diff --git a/libc/arch-x86_64/syscalls/faccessat.S b/libc/arch-x86_64/syscalls/faccessat.S
index 238a4e1..3ea905c 100644
--- a/libc/arch-x86_64/syscalls/faccessat.S
+++ b/libc/arch-x86_64/syscalls/faccessat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(faccessat)
diff --git a/libc/arch-x86_64/syscalls/fallocate.S b/libc/arch-x86_64/syscalls/fallocate.S
index 9ba36b9..abaa303 100644
--- a/libc/arch-x86_64/syscalls/fallocate.S
+++ b/libc/arch-x86_64/syscalls/fallocate.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fallocate)
diff --git a/libc/arch-x86_64/syscalls/fchdir.S b/libc/arch-x86_64/syscalls/fchdir.S
index da14edd..b01bb57 100644
--- a/libc/arch-x86_64/syscalls/fchdir.S
+++ b/libc/arch-x86_64/syscalls/fchdir.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fchdir)
diff --git a/libc/arch-x86_64/syscalls/fchmod.S b/libc/arch-x86_64/syscalls/fchmod.S
index a6d15fc..868638f 100644
--- a/libc/arch-x86_64/syscalls/fchmod.S
+++ b/libc/arch-x86_64/syscalls/fchmod.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fchmod)
diff --git a/libc/arch-x86_64/syscalls/fchmodat.S b/libc/arch-x86_64/syscalls/fchmodat.S
index daf71ab..e045a13 100644
--- a/libc/arch-x86_64/syscalls/fchmodat.S
+++ b/libc/arch-x86_64/syscalls/fchmodat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fchmodat)
diff --git a/libc/arch-x86_64/syscalls/fchown.S b/libc/arch-x86_64/syscalls/fchown.S
index 8c68a15..9ba775b 100644
--- a/libc/arch-x86_64/syscalls/fchown.S
+++ b/libc/arch-x86_64/syscalls/fchown.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fchown)
diff --git a/libc/arch-x86_64/syscalls/fchownat.S b/libc/arch-x86_64/syscalls/fchownat.S
index e5265dd..7789d2d 100644
--- a/libc/arch-x86_64/syscalls/fchownat.S
+++ b/libc/arch-x86_64/syscalls/fchownat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fchownat)
diff --git a/libc/arch-x86_64/syscalls/fcntl.S b/libc/arch-x86_64/syscalls/fcntl.S
index c562385..a20d938 100644
--- a/libc/arch-x86_64/syscalls/fcntl.S
+++ b/libc/arch-x86_64/syscalls/fcntl.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fcntl)
diff --git a/libc/arch-x86_64/syscalls/fdatasync.S b/libc/arch-x86_64/syscalls/fdatasync.S
index 3f9ee72..5ea8ebd 100644
--- a/libc/arch-x86_64/syscalls/fdatasync.S
+++ b/libc/arch-x86_64/syscalls/fdatasync.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fdatasync)
diff --git a/libc/arch-x86_64/syscalls/fgetxattr.S b/libc/arch-x86_64/syscalls/fgetxattr.S
index 77f095b..096c30f 100644
--- a/libc/arch-x86_64/syscalls/fgetxattr.S
+++ b/libc/arch-x86_64/syscalls/fgetxattr.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fgetxattr)
diff --git a/libc/arch-x86_64/syscalls/flistxattr.S b/libc/arch-x86_64/syscalls/flistxattr.S
index cd39298..e0e5b8b 100644
--- a/libc/arch-x86_64/syscalls/flistxattr.S
+++ b/libc/arch-x86_64/syscalls/flistxattr.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(flistxattr)
diff --git a/libc/arch-x86_64/syscalls/flock.S b/libc/arch-x86_64/syscalls/flock.S
index af2dbef..981d86e 100644
--- a/libc/arch-x86_64/syscalls/flock.S
+++ b/libc/arch-x86_64/syscalls/flock.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(flock)
diff --git a/libc/arch-x86_64/syscalls/fremovexattr.S b/libc/arch-x86_64/syscalls/fremovexattr.S
index 4387563..655bdef 100644
--- a/libc/arch-x86_64/syscalls/fremovexattr.S
+++ b/libc/arch-x86_64/syscalls/fremovexattr.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fremovexattr)
diff --git a/libc/arch-x86_64/syscalls/fsetxattr.S b/libc/arch-x86_64/syscalls/fsetxattr.S
index 610890c..fa2bddc 100644
--- a/libc/arch-x86_64/syscalls/fsetxattr.S
+++ b/libc/arch-x86_64/syscalls/fsetxattr.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fsetxattr)
diff --git a/libc/arch-x86_64/syscalls/fstat64.S b/libc/arch-x86_64/syscalls/fstat64.S
index 6abb146..9e7aa2d 100644
--- a/libc/arch-x86_64/syscalls/fstat64.S
+++ b/libc/arch-x86_64/syscalls/fstat64.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fstat64)
diff --git a/libc/arch-x86_64/syscalls/fstatat64.S b/libc/arch-x86_64/syscalls/fstatat64.S
index b85506c..5418cd0 100644
--- a/libc/arch-x86_64/syscalls/fstatat64.S
+++ b/libc/arch-x86_64/syscalls/fstatat64.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fstatat64)
diff --git a/libc/arch-x86_64/syscalls/fstatfs64.S b/libc/arch-x86_64/syscalls/fstatfs64.S
index 983e6b7..ee2daa2 100644
--- a/libc/arch-x86_64/syscalls/fstatfs64.S
+++ b/libc/arch-x86_64/syscalls/fstatfs64.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fstatfs64)
diff --git a/libc/arch-x86_64/syscalls/fsync.S b/libc/arch-x86_64/syscalls/fsync.S
index 0392620..12eabd3 100644
--- a/libc/arch-x86_64/syscalls/fsync.S
+++ b/libc/arch-x86_64/syscalls/fsync.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(fsync)
diff --git a/libc/arch-x86_64/syscalls/ftruncate.S b/libc/arch-x86_64/syscalls/ftruncate.S
index 437b3e2..11161a7 100644
--- a/libc/arch-x86_64/syscalls/ftruncate.S
+++ b/libc/arch-x86_64/syscalls/ftruncate.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(ftruncate)
diff --git a/libc/arch-x86_64/syscalls/getdents.S b/libc/arch-x86_64/syscalls/getdents.S
index a47c26b..15e0f7e 100644
--- a/libc/arch-x86_64/syscalls/getdents.S
+++ b/libc/arch-x86_64/syscalls/getdents.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getdents)
diff --git a/libc/arch-x86_64/syscalls/getegid.S b/libc/arch-x86_64/syscalls/getegid.S
index c1b8fae..6f9c2a8 100644
--- a/libc/arch-x86_64/syscalls/getegid.S
+++ b/libc/arch-x86_64/syscalls/getegid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getegid)
diff --git a/libc/arch-x86_64/syscalls/geteuid.S b/libc/arch-x86_64/syscalls/geteuid.S
index f2f1035..88000ef 100644
--- a/libc/arch-x86_64/syscalls/geteuid.S
+++ b/libc/arch-x86_64/syscalls/geteuid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(geteuid)
diff --git a/libc/arch-x86_64/syscalls/getgid.S b/libc/arch-x86_64/syscalls/getgid.S
index e9b38c7..8f8eaa6 100644
--- a/libc/arch-x86_64/syscalls/getgid.S
+++ b/libc/arch-x86_64/syscalls/getgid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getgid)
diff --git a/libc/arch-x86_64/syscalls/getgroups.S b/libc/arch-x86_64/syscalls/getgroups.S
index b12836e..5358a3e 100644
--- a/libc/arch-x86_64/syscalls/getgroups.S
+++ b/libc/arch-x86_64/syscalls/getgroups.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getgroups)
diff --git a/libc/arch-x86_64/syscalls/getitimer.S b/libc/arch-x86_64/syscalls/getitimer.S
index 79484d1..b6a6e8e 100644
--- a/libc/arch-x86_64/syscalls/getitimer.S
+++ b/libc/arch-x86_64/syscalls/getitimer.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getitimer)
diff --git a/libc/arch-x86_64/syscalls/getpeername.S b/libc/arch-x86_64/syscalls/getpeername.S
index a276cac..98e06fb 100644
--- a/libc/arch-x86_64/syscalls/getpeername.S
+++ b/libc/arch-x86_64/syscalls/getpeername.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getpeername)
diff --git a/libc/arch-x86_64/syscalls/getpgid.S b/libc/arch-x86_64/syscalls/getpgid.S
index c2f5c09..158f14d 100644
--- a/libc/arch-x86_64/syscalls/getpgid.S
+++ b/libc/arch-x86_64/syscalls/getpgid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getpgid)
diff --git a/libc/arch-x86_64/syscalls/getpid.S b/libc/arch-x86_64/syscalls/getpid.S
index 65b8df4..a2d732c 100644
--- a/libc/arch-x86_64/syscalls/getpid.S
+++ b/libc/arch-x86_64/syscalls/getpid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getpid)
diff --git a/libc/arch-x86_64/syscalls/getppid.S b/libc/arch-x86_64/syscalls/getppid.S
index ce3dbda..e4853e0 100644
--- a/libc/arch-x86_64/syscalls/getppid.S
+++ b/libc/arch-x86_64/syscalls/getppid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getppid)
diff --git a/libc/arch-x86_64/syscalls/getresgid.S b/libc/arch-x86_64/syscalls/getresgid.S
index 0edc20a..d65fb13 100644
--- a/libc/arch-x86_64/syscalls/getresgid.S
+++ b/libc/arch-x86_64/syscalls/getresgid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getresgid)
diff --git a/libc/arch-x86_64/syscalls/getresuid.S b/libc/arch-x86_64/syscalls/getresuid.S
index b900c99..80d85c6 100644
--- a/libc/arch-x86_64/syscalls/getresuid.S
+++ b/libc/arch-x86_64/syscalls/getresuid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getresuid)
diff --git a/libc/arch-x86_64/syscalls/getrlimit.S b/libc/arch-x86_64/syscalls/getrlimit.S
index 6a9c9b6..ea0ca7d 100644
--- a/libc/arch-x86_64/syscalls/getrlimit.S
+++ b/libc/arch-x86_64/syscalls/getrlimit.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getrlimit)
diff --git a/libc/arch-x86_64/syscalls/getrusage.S b/libc/arch-x86_64/syscalls/getrusage.S
index 210d586..7a60738 100644
--- a/libc/arch-x86_64/syscalls/getrusage.S
+++ b/libc/arch-x86_64/syscalls/getrusage.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getrusage)
diff --git a/libc/arch-x86_64/syscalls/getsid.S b/libc/arch-x86_64/syscalls/getsid.S
index de3e3c0..75e3fad 100644
--- a/libc/arch-x86_64/syscalls/getsid.S
+++ b/libc/arch-x86_64/syscalls/getsid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getsid)
diff --git a/libc/arch-x86_64/syscalls/getsockname.S b/libc/arch-x86_64/syscalls/getsockname.S
index ccabf71..3c7c2f8 100644
--- a/libc/arch-x86_64/syscalls/getsockname.S
+++ b/libc/arch-x86_64/syscalls/getsockname.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getsockname)
diff --git a/libc/arch-x86_64/syscalls/getsockopt.S b/libc/arch-x86_64/syscalls/getsockopt.S
index c4f456e..725757c 100644
--- a/libc/arch-x86_64/syscalls/getsockopt.S
+++ b/libc/arch-x86_64/syscalls/getsockopt.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getsockopt)
diff --git a/libc/arch-x86_64/syscalls/gettimeofday.S b/libc/arch-x86_64/syscalls/gettimeofday.S
index 261bb6e..4867c30 100644
--- a/libc/arch-x86_64/syscalls/gettimeofday.S
+++ b/libc/arch-x86_64/syscalls/gettimeofday.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(gettimeofday)
diff --git a/libc/arch-x86_64/syscalls/getuid.S b/libc/arch-x86_64/syscalls/getuid.S
index 4cb9efd..d7306e1 100644
--- a/libc/arch-x86_64/syscalls/getuid.S
+++ b/libc/arch-x86_64/syscalls/getuid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getuid)
diff --git a/libc/arch-x86_64/syscalls/getxattr.S b/libc/arch-x86_64/syscalls/getxattr.S
index 6bdb762..7c66b0e 100644
--- a/libc/arch-x86_64/syscalls/getxattr.S
+++ b/libc/arch-x86_64/syscalls/getxattr.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(getxattr)
diff --git a/libc/arch-x86_64/syscalls/init_module.S b/libc/arch-x86_64/syscalls/init_module.S
index eb048c0..187f5a2 100644
--- a/libc/arch-x86_64/syscalls/init_module.S
+++ b/libc/arch-x86_64/syscalls/init_module.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(init_module)
diff --git a/libc/arch-x86_64/syscalls/inotify_add_watch.S b/libc/arch-x86_64/syscalls/inotify_add_watch.S
index 3e124e7..47e15ab 100644
--- a/libc/arch-x86_64/syscalls/inotify_add_watch.S
+++ b/libc/arch-x86_64/syscalls/inotify_add_watch.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(inotify_add_watch)
diff --git a/libc/arch-x86_64/syscalls/inotify_init1.S b/libc/arch-x86_64/syscalls/inotify_init1.S
index 8d82115..160b0d5 100644
--- a/libc/arch-x86_64/syscalls/inotify_init1.S
+++ b/libc/arch-x86_64/syscalls/inotify_init1.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(inotify_init1)
diff --git a/libc/arch-x86_64/syscalls/inotify_rm_watch.S b/libc/arch-x86_64/syscalls/inotify_rm_watch.S
index ece1510..4c5874e 100644
--- a/libc/arch-x86_64/syscalls/inotify_rm_watch.S
+++ b/libc/arch-x86_64/syscalls/inotify_rm_watch.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(inotify_rm_watch)
diff --git a/libc/arch-x86_64/syscalls/ioprio_get.S b/libc/arch-x86_64/syscalls/ioprio_get.S
index 48c1402..729a288 100644
--- a/libc/arch-x86_64/syscalls/ioprio_get.S
+++ b/libc/arch-x86_64/syscalls/ioprio_get.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(ioprio_get)
diff --git a/libc/arch-x86_64/syscalls/ioprio_set.S b/libc/arch-x86_64/syscalls/ioprio_set.S
index 4cdc8b3..477fe61 100644
--- a/libc/arch-x86_64/syscalls/ioprio_set.S
+++ b/libc/arch-x86_64/syscalls/ioprio_set.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(ioprio_set)
diff --git a/libc/arch-x86_64/syscalls/kill.S b/libc/arch-x86_64/syscalls/kill.S
index 51ca35c..f234585 100644
--- a/libc/arch-x86_64/syscalls/kill.S
+++ b/libc/arch-x86_64/syscalls/kill.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(kill)
diff --git a/libc/arch-x86_64/syscalls/klogctl.S b/libc/arch-x86_64/syscalls/klogctl.S
index 8c0ccce..057b066 100644
--- a/libc/arch-x86_64/syscalls/klogctl.S
+++ b/libc/arch-x86_64/syscalls/klogctl.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(klogctl)
diff --git a/libc/arch-x86_64/syscalls/lgetxattr.S b/libc/arch-x86_64/syscalls/lgetxattr.S
index 6f195ea..525ee3b 100644
--- a/libc/arch-x86_64/syscalls/lgetxattr.S
+++ b/libc/arch-x86_64/syscalls/lgetxattr.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(lgetxattr)
diff --git a/libc/arch-x86_64/syscalls/linkat.S b/libc/arch-x86_64/syscalls/linkat.S
index b9a2b14..815af86 100644
--- a/libc/arch-x86_64/syscalls/linkat.S
+++ b/libc/arch-x86_64/syscalls/linkat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(linkat)
diff --git a/libc/arch-x86_64/syscalls/listen.S b/libc/arch-x86_64/syscalls/listen.S
index 104b514..d3d7103 100644
--- a/libc/arch-x86_64/syscalls/listen.S
+++ b/libc/arch-x86_64/syscalls/listen.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(listen)
diff --git a/libc/arch-x86_64/syscalls/listxattr.S b/libc/arch-x86_64/syscalls/listxattr.S
index fe57e39..89fd63c 100644
--- a/libc/arch-x86_64/syscalls/listxattr.S
+++ b/libc/arch-x86_64/syscalls/listxattr.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(listxattr)
diff --git a/libc/arch-x86_64/syscalls/llistxattr.S b/libc/arch-x86_64/syscalls/llistxattr.S
index aa0a54d..cfff2e7 100644
--- a/libc/arch-x86_64/syscalls/llistxattr.S
+++ b/libc/arch-x86_64/syscalls/llistxattr.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(llistxattr)
diff --git a/libc/arch-x86_64/syscalls/lremovexattr.S b/libc/arch-x86_64/syscalls/lremovexattr.S
index 4b5ee65..0b6994a 100644
--- a/libc/arch-x86_64/syscalls/lremovexattr.S
+++ b/libc/arch-x86_64/syscalls/lremovexattr.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(lremovexattr)
diff --git a/libc/arch-x86_64/syscalls/lseek.S b/libc/arch-x86_64/syscalls/lseek.S
index cf19776..b2e8c16 100644
--- a/libc/arch-x86_64/syscalls/lseek.S
+++ b/libc/arch-x86_64/syscalls/lseek.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(lseek)
diff --git a/libc/arch-x86_64/syscalls/lsetxattr.S b/libc/arch-x86_64/syscalls/lsetxattr.S
index 67d93eb..fdaf98a 100644
--- a/libc/arch-x86_64/syscalls/lsetxattr.S
+++ b/libc/arch-x86_64/syscalls/lsetxattr.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(lsetxattr)
diff --git a/libc/arch-x86_64/syscalls/madvise.S b/libc/arch-x86_64/syscalls/madvise.S
index e4ef923..3f567fd 100644
--- a/libc/arch-x86_64/syscalls/madvise.S
+++ b/libc/arch-x86_64/syscalls/madvise.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(madvise)
diff --git a/libc/arch-x86_64/syscalls/mincore.S b/libc/arch-x86_64/syscalls/mincore.S
index d92755c..e6b2521 100644
--- a/libc/arch-x86_64/syscalls/mincore.S
+++ b/libc/arch-x86_64/syscalls/mincore.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mincore)
diff --git a/libc/arch-x86_64/syscalls/mkdirat.S b/libc/arch-x86_64/syscalls/mkdirat.S
index 9e5dbd6..abba2d5 100644
--- a/libc/arch-x86_64/syscalls/mkdirat.S
+++ b/libc/arch-x86_64/syscalls/mkdirat.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mkdirat)
diff --git a/libc/arch-x86_64/syscalls/mknodat.S b/libc/arch-x86_64/syscalls/mknodat.S
index 49aac35..d3d78c9 100644
--- a/libc/arch-x86_64/syscalls/mknodat.S
+++ b/libc/arch-x86_64/syscalls/mknodat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mknodat)
diff --git a/libc/arch-x86_64/syscalls/mlock.S b/libc/arch-x86_64/syscalls/mlock.S
index f0b0c6e..0c69eb7 100644
--- a/libc/arch-x86_64/syscalls/mlock.S
+++ b/libc/arch-x86_64/syscalls/mlock.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mlock)
diff --git a/libc/arch-x86_64/syscalls/mlockall.S b/libc/arch-x86_64/syscalls/mlockall.S
index 420cb03..89ba9b6 100644
--- a/libc/arch-x86_64/syscalls/mlockall.S
+++ b/libc/arch-x86_64/syscalls/mlockall.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mlockall)
diff --git a/libc/arch-x86_64/syscalls/mmap.S b/libc/arch-x86_64/syscalls/mmap.S
index 9c3fc0f..7b9f6e0 100644
--- a/libc/arch-x86_64/syscalls/mmap.S
+++ b/libc/arch-x86_64/syscalls/mmap.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mmap)
diff --git a/libc/arch-x86_64/syscalls/mount.S b/libc/arch-x86_64/syscalls/mount.S
index df488c3..04534c9 100644
--- a/libc/arch-x86_64/syscalls/mount.S
+++ b/libc/arch-x86_64/syscalls/mount.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mount)
diff --git a/libc/arch-x86_64/syscalls/mprotect.S b/libc/arch-x86_64/syscalls/mprotect.S
index 9ef61b5..d849bb1 100644
--- a/libc/arch-x86_64/syscalls/mprotect.S
+++ b/libc/arch-x86_64/syscalls/mprotect.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mprotect)
diff --git a/libc/arch-x86_64/syscalls/mremap.S b/libc/arch-x86_64/syscalls/mremap.S
index 55e24bf..8af367e 100644
--- a/libc/arch-x86_64/syscalls/mremap.S
+++ b/libc/arch-x86_64/syscalls/mremap.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(mremap)
diff --git a/libc/arch-x86_64/syscalls/msync.S b/libc/arch-x86_64/syscalls/msync.S
index 40524e3..c0ff0f9 100644
--- a/libc/arch-x86_64/syscalls/msync.S
+++ b/libc/arch-x86_64/syscalls/msync.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(msync)
diff --git a/libc/arch-x86_64/syscalls/munlock.S b/libc/arch-x86_64/syscalls/munlock.S
index b508259..d669f54 100644
--- a/libc/arch-x86_64/syscalls/munlock.S
+++ b/libc/arch-x86_64/syscalls/munlock.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(munlock)
diff --git a/libc/arch-x86_64/syscalls/munlockall.S b/libc/arch-x86_64/syscalls/munlockall.S
index 4314e2b..b7a9abc 100644
--- a/libc/arch-x86_64/syscalls/munlockall.S
+++ b/libc/arch-x86_64/syscalls/munlockall.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(munlockall)
diff --git a/libc/arch-x86_64/syscalls/munmap.S b/libc/arch-x86_64/syscalls/munmap.S
index 15d503c..4360bd0 100644
--- a/libc/arch-x86_64/syscalls/munmap.S
+++ b/libc/arch-x86_64/syscalls/munmap.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(munmap)
diff --git a/libc/arch-x86_64/syscalls/nanosleep.S b/libc/arch-x86_64/syscalls/nanosleep.S
index d303fcb..2eced5b 100644
--- a/libc/arch-x86_64/syscalls/nanosleep.S
+++ b/libc/arch-x86_64/syscalls/nanosleep.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(nanosleep)
diff --git a/libc/arch-x86_64/syscalls/personality.S b/libc/arch-x86_64/syscalls/personality.S
index 0379707..17ad7ee 100644
--- a/libc/arch-x86_64/syscalls/personality.S
+++ b/libc/arch-x86_64/syscalls/personality.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(personality)
diff --git a/libc/arch-x86_64/syscalls/pipe2.S b/libc/arch-x86_64/syscalls/pipe2.S
index d0a6768..83eb0a6 100644
--- a/libc/arch-x86_64/syscalls/pipe2.S
+++ b/libc/arch-x86_64/syscalls/pipe2.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(pipe2)
diff --git a/libc/arch-x86_64/syscalls/prctl.S b/libc/arch-x86_64/syscalls/prctl.S
index f7f561b..c79220d 100644
--- a/libc/arch-x86_64/syscalls/prctl.S
+++ b/libc/arch-x86_64/syscalls/prctl.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(prctl)
diff --git a/libc/arch-x86_64/syscalls/pread64.S b/libc/arch-x86_64/syscalls/pread64.S
index 5828a06..1c4dc68 100644
--- a/libc/arch-x86_64/syscalls/pread64.S
+++ b/libc/arch-x86_64/syscalls/pread64.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(pread64)
diff --git a/libc/arch-x86_64/syscalls/prlimit64.S b/libc/arch-x86_64/syscalls/prlimit64.S
index 12be53a..823feba 100644
--- a/libc/arch-x86_64/syscalls/prlimit64.S
+++ b/libc/arch-x86_64/syscalls/prlimit64.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(prlimit64)
diff --git a/libc/arch-x86_64/syscalls/pwrite64.S b/libc/arch-x86_64/syscalls/pwrite64.S
index 1ada9d9..13bcb58 100644
--- a/libc/arch-x86_64/syscalls/pwrite64.S
+++ b/libc/arch-x86_64/syscalls/pwrite64.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(pwrite64)
diff --git a/libc/arch-x86_64/syscalls/read.S b/libc/arch-x86_64/syscalls/read.S
index 0ff6c2a..400c87a 100644
--- a/libc/arch-x86_64/syscalls/read.S
+++ b/libc/arch-x86_64/syscalls/read.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(read)
diff --git a/libc/arch-x86_64/syscalls/readahead.S b/libc/arch-x86_64/syscalls/readahead.S
index a32c1c2..2a2978b 100644
--- a/libc/arch-x86_64/syscalls/readahead.S
+++ b/libc/arch-x86_64/syscalls/readahead.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(readahead)
diff --git a/libc/arch-x86_64/syscalls/readlinkat.S b/libc/arch-x86_64/syscalls/readlinkat.S
index a1c3ade..51d1f0c 100644
--- a/libc/arch-x86_64/syscalls/readlinkat.S
+++ b/libc/arch-x86_64/syscalls/readlinkat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(readlinkat)
diff --git a/libc/arch-x86_64/syscalls/readv.S b/libc/arch-x86_64/syscalls/readv.S
index a6f51cf..4199751 100644
--- a/libc/arch-x86_64/syscalls/readv.S
+++ b/libc/arch-x86_64/syscalls/readv.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(readv)
diff --git a/libc/arch-x86_64/syscalls/recvfrom.S b/libc/arch-x86_64/syscalls/recvfrom.S
index feb3a63..61ca1b2 100644
--- a/libc/arch-x86_64/syscalls/recvfrom.S
+++ b/libc/arch-x86_64/syscalls/recvfrom.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(recvfrom)
diff --git a/libc/arch-x86_64/syscalls/recvmmsg.S b/libc/arch-x86_64/syscalls/recvmmsg.S
index 9da70e2..ce14ba5 100644
--- a/libc/arch-x86_64/syscalls/recvmmsg.S
+++ b/libc/arch-x86_64/syscalls/recvmmsg.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(recvmmsg)
diff --git a/libc/arch-x86_64/syscalls/recvmsg.S b/libc/arch-x86_64/syscalls/recvmsg.S
index 6716aca..8655d07 100644
--- a/libc/arch-x86_64/syscalls/recvmsg.S
+++ b/libc/arch-x86_64/syscalls/recvmsg.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(recvmsg)
diff --git a/libc/arch-x86_64/syscalls/removexattr.S b/libc/arch-x86_64/syscalls/removexattr.S
index 89b2c4f..9736463 100644
--- a/libc/arch-x86_64/syscalls/removexattr.S
+++ b/libc/arch-x86_64/syscalls/removexattr.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(removexattr)
diff --git a/libc/arch-x86_64/syscalls/renameat.S b/libc/arch-x86_64/syscalls/renameat.S
index 9d69c3e..0be2ef9 100644
--- a/libc/arch-x86_64/syscalls/renameat.S
+++ b/libc/arch-x86_64/syscalls/renameat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(renameat)
diff --git a/libc/arch-x86_64/syscalls/sched_get_priority_max.S b/libc/arch-x86_64/syscalls/sched_get_priority_max.S
index 41b2d1d..0f92739 100644
--- a/libc/arch-x86_64/syscalls/sched_get_priority_max.S
+++ b/libc/arch-x86_64/syscalls/sched_get_priority_max.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_get_priority_max)
diff --git a/libc/arch-x86_64/syscalls/sched_get_priority_min.S b/libc/arch-x86_64/syscalls/sched_get_priority_min.S
index 61b746f..8450e9d 100644
--- a/libc/arch-x86_64/syscalls/sched_get_priority_min.S
+++ b/libc/arch-x86_64/syscalls/sched_get_priority_min.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_get_priority_min)
diff --git a/libc/arch-x86_64/syscalls/sched_getparam.S b/libc/arch-x86_64/syscalls/sched_getparam.S
index 23d34b2..a784640 100644
--- a/libc/arch-x86_64/syscalls/sched_getparam.S
+++ b/libc/arch-x86_64/syscalls/sched_getparam.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_getparam)
diff --git a/libc/arch-x86_64/syscalls/sched_getscheduler.S b/libc/arch-x86_64/syscalls/sched_getscheduler.S
index 12f0ba0..090b322 100644
--- a/libc/arch-x86_64/syscalls/sched_getscheduler.S
+++ b/libc/arch-x86_64/syscalls/sched_getscheduler.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_getscheduler)
diff --git a/libc/arch-x86_64/syscalls/sched_rr_get_interval.S b/libc/arch-x86_64/syscalls/sched_rr_get_interval.S
index 0ff852f..0977f2e 100644
--- a/libc/arch-x86_64/syscalls/sched_rr_get_interval.S
+++ b/libc/arch-x86_64/syscalls/sched_rr_get_interval.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_rr_get_interval)
diff --git a/libc/arch-x86_64/syscalls/sched_setaffinity.S b/libc/arch-x86_64/syscalls/sched_setaffinity.S
index 250ecb6..af8e7a2 100644
--- a/libc/arch-x86_64/syscalls/sched_setaffinity.S
+++ b/libc/arch-x86_64/syscalls/sched_setaffinity.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_setaffinity)
diff --git a/libc/arch-x86_64/syscalls/sched_setparam.S b/libc/arch-x86_64/syscalls/sched_setparam.S
index 30a7963..2964607 100644
--- a/libc/arch-x86_64/syscalls/sched_setparam.S
+++ b/libc/arch-x86_64/syscalls/sched_setparam.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_setparam)
diff --git a/libc/arch-x86_64/syscalls/sched_setscheduler.S b/libc/arch-x86_64/syscalls/sched_setscheduler.S
index 137f9f0..333d1b8 100644
--- a/libc/arch-x86_64/syscalls/sched_setscheduler.S
+++ b/libc/arch-x86_64/syscalls/sched_setscheduler.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_setscheduler)
diff --git a/libc/arch-x86_64/syscalls/sched_yield.S b/libc/arch-x86_64/syscalls/sched_yield.S
index 097c7dc..a972154 100644
--- a/libc/arch-x86_64/syscalls/sched_yield.S
+++ b/libc/arch-x86_64/syscalls/sched_yield.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sched_yield)
diff --git a/libc/arch-x86_64/syscalls/sendfile.S b/libc/arch-x86_64/syscalls/sendfile.S
index 72e5de4..c1b6497 100644
--- a/libc/arch-x86_64/syscalls/sendfile.S
+++ b/libc/arch-x86_64/syscalls/sendfile.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sendfile)
diff --git a/libc/arch-x86_64/syscalls/sendmmsg.S b/libc/arch-x86_64/syscalls/sendmmsg.S
index 7407c12..940c0b6 100644
--- a/libc/arch-x86_64/syscalls/sendmmsg.S
+++ b/libc/arch-x86_64/syscalls/sendmmsg.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sendmmsg)
diff --git a/libc/arch-x86_64/syscalls/sendmsg.S b/libc/arch-x86_64/syscalls/sendmsg.S
index e56e58c..6d94bb6 100644
--- a/libc/arch-x86_64/syscalls/sendmsg.S
+++ b/libc/arch-x86_64/syscalls/sendmsg.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sendmsg)
diff --git a/libc/arch-x86_64/syscalls/sendto.S b/libc/arch-x86_64/syscalls/sendto.S
index f0c14b0..bfe4636 100644
--- a/libc/arch-x86_64/syscalls/sendto.S
+++ b/libc/arch-x86_64/syscalls/sendto.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sendto)
diff --git a/libc/arch-x86_64/syscalls/setgid.S b/libc/arch-x86_64/syscalls/setgid.S
index abaf343..ef4fb31 100644
--- a/libc/arch-x86_64/syscalls/setgid.S
+++ b/libc/arch-x86_64/syscalls/setgid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setgid)
diff --git a/libc/arch-x86_64/syscalls/setgroups.S b/libc/arch-x86_64/syscalls/setgroups.S
index 4bbc7ec..65e6180 100644
--- a/libc/arch-x86_64/syscalls/setgroups.S
+++ b/libc/arch-x86_64/syscalls/setgroups.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setgroups)
diff --git a/libc/arch-x86_64/syscalls/setitimer.S b/libc/arch-x86_64/syscalls/setitimer.S
index da81d0b..bee4996 100644
--- a/libc/arch-x86_64/syscalls/setitimer.S
+++ b/libc/arch-x86_64/syscalls/setitimer.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setitimer)
diff --git a/libc/arch-x86_64/syscalls/setns.S b/libc/arch-x86_64/syscalls/setns.S
index bab147b..521769b 100644
--- a/libc/arch-x86_64/syscalls/setns.S
+++ b/libc/arch-x86_64/syscalls/setns.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setns)
diff --git a/libc/arch-x86_64/syscalls/setpgid.S b/libc/arch-x86_64/syscalls/setpgid.S
index 6dfefa3..348612b 100644
--- a/libc/arch-x86_64/syscalls/setpgid.S
+++ b/libc/arch-x86_64/syscalls/setpgid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setpgid)
diff --git a/libc/arch-x86_64/syscalls/setpriority.S b/libc/arch-x86_64/syscalls/setpriority.S
index 89770e9..0940368 100644
--- a/libc/arch-x86_64/syscalls/setpriority.S
+++ b/libc/arch-x86_64/syscalls/setpriority.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setpriority)
diff --git a/libc/arch-x86_64/syscalls/setregid.S b/libc/arch-x86_64/syscalls/setregid.S
index 9eaa7e9..0338ecf 100644
--- a/libc/arch-x86_64/syscalls/setregid.S
+++ b/libc/arch-x86_64/syscalls/setregid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setregid)
diff --git a/libc/arch-x86_64/syscalls/setresgid.S b/libc/arch-x86_64/syscalls/setresgid.S
index 95206b3..10e1244 100644
--- a/libc/arch-x86_64/syscalls/setresgid.S
+++ b/libc/arch-x86_64/syscalls/setresgid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setresgid)
diff --git a/libc/arch-x86_64/syscalls/setresuid.S b/libc/arch-x86_64/syscalls/setresuid.S
index c42dda9..229b11b 100644
--- a/libc/arch-x86_64/syscalls/setresuid.S
+++ b/libc/arch-x86_64/syscalls/setresuid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setresuid)
diff --git a/libc/arch-x86_64/syscalls/setreuid.S b/libc/arch-x86_64/syscalls/setreuid.S
index 935f751..e96e2d3 100644
--- a/libc/arch-x86_64/syscalls/setreuid.S
+++ b/libc/arch-x86_64/syscalls/setreuid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setreuid)
diff --git a/libc/arch-x86_64/syscalls/setrlimit.S b/libc/arch-x86_64/syscalls/setrlimit.S
index dd393ae..662587d 100644
--- a/libc/arch-x86_64/syscalls/setrlimit.S
+++ b/libc/arch-x86_64/syscalls/setrlimit.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setrlimit)
diff --git a/libc/arch-x86_64/syscalls/setsid.S b/libc/arch-x86_64/syscalls/setsid.S
index 9c50a89..293ecf5 100644
--- a/libc/arch-x86_64/syscalls/setsid.S
+++ b/libc/arch-x86_64/syscalls/setsid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setsid)
diff --git a/libc/arch-x86_64/syscalls/setsockopt.S b/libc/arch-x86_64/syscalls/setsockopt.S
index 2332ec9..aee6613 100644
--- a/libc/arch-x86_64/syscalls/setsockopt.S
+++ b/libc/arch-x86_64/syscalls/setsockopt.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setsockopt)
diff --git a/libc/arch-x86_64/syscalls/settimeofday.S b/libc/arch-x86_64/syscalls/settimeofday.S
index 121c0b6..0d00c89 100644
--- a/libc/arch-x86_64/syscalls/settimeofday.S
+++ b/libc/arch-x86_64/syscalls/settimeofday.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(settimeofday)
diff --git a/libc/arch-x86_64/syscalls/setuid.S b/libc/arch-x86_64/syscalls/setuid.S
index f426705..19e2a10 100644
--- a/libc/arch-x86_64/syscalls/setuid.S
+++ b/libc/arch-x86_64/syscalls/setuid.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setuid)
diff --git a/libc/arch-x86_64/syscalls/setxattr.S b/libc/arch-x86_64/syscalls/setxattr.S
index c02aa84..3e4d50b 100644
--- a/libc/arch-x86_64/syscalls/setxattr.S
+++ b/libc/arch-x86_64/syscalls/setxattr.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(setxattr)
diff --git a/libc/arch-x86_64/syscalls/shutdown.S b/libc/arch-x86_64/syscalls/shutdown.S
index 96a65f8..346be33 100644
--- a/libc/arch-x86_64/syscalls/shutdown.S
+++ b/libc/arch-x86_64/syscalls/shutdown.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(shutdown)
diff --git a/libc/arch-x86_64/syscalls/sigaltstack.S b/libc/arch-x86_64/syscalls/sigaltstack.S
index 57dc41a..271fafc 100644
--- a/libc/arch-x86_64/syscalls/sigaltstack.S
+++ b/libc/arch-x86_64/syscalls/sigaltstack.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sigaltstack)
diff --git a/libc/arch-x86_64/syscalls/socketpair.S b/libc/arch-x86_64/syscalls/socketpair.S
index 4e76e83..5466dc9 100644
--- a/libc/arch-x86_64/syscalls/socketpair.S
+++ b/libc/arch-x86_64/syscalls/socketpair.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(socketpair)
diff --git a/libc/arch-x86_64/syscalls/statfs64.S b/libc/arch-x86_64/syscalls/statfs64.S
index 9341d43..6a2637c 100644
--- a/libc/arch-x86_64/syscalls/statfs64.S
+++ b/libc/arch-x86_64/syscalls/statfs64.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(statfs64)
diff --git a/libc/arch-x86_64/syscalls/swapoff.S b/libc/arch-x86_64/syscalls/swapoff.S
index 2f2dafe..7e55758 100644
--- a/libc/arch-x86_64/syscalls/swapoff.S
+++ b/libc/arch-x86_64/syscalls/swapoff.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(swapoff)
diff --git a/libc/arch-x86_64/syscalls/swapon.S b/libc/arch-x86_64/syscalls/swapon.S
index 3db7921..d2f5f66 100644
--- a/libc/arch-x86_64/syscalls/swapon.S
+++ b/libc/arch-x86_64/syscalls/swapon.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(swapon)
diff --git a/libc/arch-x86_64/syscalls/symlinkat.S b/libc/arch-x86_64/syscalls/symlinkat.S
index 54b4d4e..5bbf1cb 100644
--- a/libc/arch-x86_64/syscalls/symlinkat.S
+++ b/libc/arch-x86_64/syscalls/symlinkat.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(symlinkat)
diff --git a/libc/arch-x86_64/syscalls/sync.S b/libc/arch-x86_64/syscalls/sync.S
index f58c788..9911715 100644
--- a/libc/arch-x86_64/syscalls/sync.S
+++ b/libc/arch-x86_64/syscalls/sync.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sync)
diff --git a/libc/arch-x86_64/syscalls/sysinfo.S b/libc/arch-x86_64/syscalls/sysinfo.S
index d483693..104bb2c 100644
--- a/libc/arch-x86_64/syscalls/sysinfo.S
+++ b/libc/arch-x86_64/syscalls/sysinfo.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(sysinfo)
diff --git a/libc/arch-x86_64/syscalls/tgkill.S b/libc/arch-x86_64/syscalls/tgkill.S
index 7d217b0..e3b9972 100644
--- a/libc/arch-x86_64/syscalls/tgkill.S
+++ b/libc/arch-x86_64/syscalls/tgkill.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(tgkill)
diff --git a/libc/arch-x86_64/syscalls/timerfd_create.S b/libc/arch-x86_64/syscalls/timerfd_create.S
index a518e4f..3f1b23a 100644
--- a/libc/arch-x86_64/syscalls/timerfd_create.S
+++ b/libc/arch-x86_64/syscalls/timerfd_create.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(timerfd_create)
diff --git a/libc/arch-x86_64/syscalls/timerfd_gettime.S b/libc/arch-x86_64/syscalls/timerfd_gettime.S
index 1d0853a..b1017ad 100644
--- a/libc/arch-x86_64/syscalls/timerfd_gettime.S
+++ b/libc/arch-x86_64/syscalls/timerfd_gettime.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(timerfd_gettime)
diff --git a/libc/arch-x86_64/syscalls/timerfd_settime.S b/libc/arch-x86_64/syscalls/timerfd_settime.S
index a23af4e..8610a1d 100644
--- a/libc/arch-x86_64/syscalls/timerfd_settime.S
+++ b/libc/arch-x86_64/syscalls/timerfd_settime.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(timerfd_settime)
diff --git a/libc/arch-x86_64/syscalls/times.S b/libc/arch-x86_64/syscalls/times.S
index 520d062..07590b9 100644
--- a/libc/arch-x86_64/syscalls/times.S
+++ b/libc/arch-x86_64/syscalls/times.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(times)
diff --git a/libc/arch-x86_64/syscalls/truncate.S b/libc/arch-x86_64/syscalls/truncate.S
index dfb6687..db2121f 100644
--- a/libc/arch-x86_64/syscalls/truncate.S
+++ b/libc/arch-x86_64/syscalls/truncate.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(truncate)
diff --git a/libc/arch-x86_64/syscalls/umask.S b/libc/arch-x86_64/syscalls/umask.S
index 360ad71..badea76 100644
--- a/libc/arch-x86_64/syscalls/umask.S
+++ b/libc/arch-x86_64/syscalls/umask.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(umask)
diff --git a/libc/arch-x86_64/syscalls/umount2.S b/libc/arch-x86_64/syscalls/umount2.S
index e2de44b..93e6fa0 100644
--- a/libc/arch-x86_64/syscalls/umount2.S
+++ b/libc/arch-x86_64/syscalls/umount2.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(umount2)
diff --git a/libc/arch-x86_64/syscalls/uname.S b/libc/arch-x86_64/syscalls/uname.S
index 8ad40fa..4b0d1c5 100644
--- a/libc/arch-x86_64/syscalls/uname.S
+++ b/libc/arch-x86_64/syscalls/uname.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(uname)
diff --git a/libc/arch-x86_64/syscalls/unlinkat.S b/libc/arch-x86_64/syscalls/unlinkat.S
index 83bb59f..f322f7d 100644
--- a/libc/arch-x86_64/syscalls/unlinkat.S
+++ b/libc/arch-x86_64/syscalls/unlinkat.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(unlinkat)
diff --git a/libc/arch-x86_64/syscalls/unshare.S b/libc/arch-x86_64/syscalls/unshare.S
index 044af99..b5395c1 100644
--- a/libc/arch-x86_64/syscalls/unshare.S
+++ b/libc/arch-x86_64/syscalls/unshare.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(unshare)
diff --git a/libc/arch-x86_64/syscalls/utimensat.S b/libc/arch-x86_64/syscalls/utimensat.S
index 4d263ff..f90caf2 100644
--- a/libc/arch-x86_64/syscalls/utimensat.S
+++ b/libc/arch-x86_64/syscalls/utimensat.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(utimensat)
diff --git a/libc/arch-x86_64/syscalls/wait4.S b/libc/arch-x86_64/syscalls/wait4.S
index 7de78ac..7948331 100644
--- a/libc/arch-x86_64/syscalls/wait4.S
+++ b/libc/arch-x86_64/syscalls/wait4.S
@@ -11,7 +11,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(wait4)
diff --git a/libc/arch-x86_64/syscalls/write.S b/libc/arch-x86_64/syscalls/write.S
index eab3904..7e3a563 100644
--- a/libc/arch-x86_64/syscalls/write.S
+++ b/libc/arch-x86_64/syscalls/write.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(write)
diff --git a/libc/arch-x86_64/syscalls/writev.S b/libc/arch-x86_64/syscalls/writev.S
index b21e3d6..5fc040a 100644
--- a/libc/arch-x86_64/syscalls/writev.S
+++ b/libc/arch-x86_64/syscalls/writev.S
@@ -10,7 +10,6 @@
     negl    %eax
     movl    %eax, %edi
     call    __set_errno
-    orq     $-1, %rax
 1:
     ret
 END(writev)
diff --git a/libc/tools/gensyscalls.py b/libc/tools/gensyscalls.py
index 5e4ddc5..a34b763 100755
--- a/libc/tools/gensyscalls.py
+++ b/libc/tools/gensyscalls.py
@@ -183,7 +183,6 @@
     pushl   %%eax
     call    __set_errno
     addl    $4, %%esp
-    orl     $-1, %%eax
 1:
 """
 
@@ -205,7 +204,6 @@
     negl    %%eax
     movl    %%eax, %%edi
     call    __set_errno
-    orq     $-1, %%rax
 1:
     ret
 END(%(func)s)