Remove dependencies on obsolete __ARCH_WANT_SYSCALL_NO_FLAGS syscalls.

(aarch64 kernels only have the newer system calls.)

Also expose the new functionality that's exposed by glibc in our header files.

Change-Id: I45d2d168a03f88723d1f7fbf634701006a4843c5
diff --git a/libc/Android.mk b/libc/Android.mk
index a37c9bc..1dcedca 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -215,6 +215,8 @@
     bionic/chmod.cpp \
     bionic/chown.cpp \
     bionic/dirent.cpp \
+    bionic/dup2.cpp \
+    bionic/epoll_create.cpp \
     bionic/__errno.cpp \
     bionic/eventfd_read.cpp \
     bionic/eventfd_write.cpp \
@@ -222,6 +224,7 @@
     bionic/futimens.cpp \
     bionic/getauxval.cpp \
     bionic/getcwd.cpp \
+    bionic/inotify_init.cpp \
     bionic/lchown.cpp \
     bionic/libc_init_common.cpp \
     bionic/libc_logging.cpp \
@@ -232,6 +235,7 @@
     bionic/mkfifo.cpp \
     bionic/mknod.cpp \
     bionic/open.cpp \
+    bionic/pipe.cpp \
     bionic/pthread_attr.cpp \
     bionic/pthread_detach.cpp \
     bionic/pthread_equal.cpp \
diff --git a/libc/SYSCALLS.TXT b/libc/SYSCALLS.TXT
index 504f190..2caacf6 100644
--- a/libc/SYSCALLS.TXT
+++ b/libc/SYSCALLS.TXT
@@ -124,9 +124,8 @@
 int         flock(int, int)   all
 int         fchmod(int, mode_t)  all
 int         dup(int)  all
-int         pipe(int*)  arm,x86,x86_64
 int         pipe2(int*, int) all
-int         dup2(int, int)   all
+int         dup3(int, int, int)   all
 int         select:_newselect(int, struct fd_set*, struct fd_set*, struct fd_set*, struct timeval*)  arm,x86,mips
 int         select(int, struct fd_set*, struct fd_set*, struct fd_set*, struct timeval*)  x86_64
 int         getdents:getdents64(unsigned int, struct dirent*, unsigned int)   all
@@ -290,22 +289,20 @@
 int     personality(unsigned long)  all
 long    perf_event_open(struct perf_event_attr* attr_uptr, pid_t pid, int cpu, int group_fd, unsigned long flags) all
 
-# futex
-int     futex(void*, int, int, void*, void*, int) all
+int epoll_create1(int)  all
+int epoll_ctl(int, int op, int, struct epoll_event*)  all
+int epoll_wait(int, struct epoll_event*, int, int)  all
 
-# epoll
-int     epoll_create(int size)     all
-int     epoll_ctl(int epfd, int op, int fd, struct epoll_event* event)    all
-int     epoll_wait(int epfd, struct epoll_event* events, int max, int timeout)   all
+int eventfd:eventfd2(unsigned int, int)  all
 
-int     inotify_init(void)      all
-int     inotify_add_watch(int, const char*, unsigned int)  all
-int     inotify_rm_watch(int, unsigned int)  all
+int futex(void*, int, int, void*, void*, int)  all
+
+int inotify_init1(int)  all
+int inotify_add_watch(int, const char*, unsigned int)  all
+int inotify_rm_watch(int, unsigned int)  all
 
 int     poll(struct pollfd*, unsigned int, long)  all
 
-int     eventfd:eventfd2(unsigned int, int)  all
-
 # ARM-specific
 int     __set_tls:__ARM_NR_set_tls(void*)                                 arm
 int     cacheflush:__ARM_NR_cacheflush(long start, long end, long flags)  arm
diff --git a/libc/arch-arm/syscalls.mk b/libc/arch-arm/syscalls.mk
index a59d064..959dfeb 100644
--- a/libc/arch-arm/syscalls.mk
+++ b/libc/arch-arm/syscalls.mk
@@ -50,8 +50,8 @@
 syscall_src += arch-arm/syscalls/connect.S
 syscall_src += arch-arm/syscalls/delete_module.S
 syscall_src += arch-arm/syscalls/dup.S
-syscall_src += arch-arm/syscalls/dup2.S
-syscall_src += arch-arm/syscalls/epoll_create.S
+syscall_src += arch-arm/syscalls/dup3.S
+syscall_src += arch-arm/syscalls/epoll_create1.S
 syscall_src += arch-arm/syscalls/epoll_ctl.S
 syscall_src += arch-arm/syscalls/epoll_wait.S
 syscall_src += arch-arm/syscalls/eventfd.S
@@ -97,7 +97,7 @@
 syscall_src += arch-arm/syscalls/getxattr.S
 syscall_src += arch-arm/syscalls/init_module.S
 syscall_src += arch-arm/syscalls/inotify_add_watch.S
-syscall_src += arch-arm/syscalls/inotify_init.S
+syscall_src += arch-arm/syscalls/inotify_init1.S
 syscall_src += arch-arm/syscalls/inotify_rm_watch.S
 syscall_src += arch-arm/syscalls/ioprio_get.S
 syscall_src += arch-arm/syscalls/ioprio_set.S
@@ -127,7 +127,6 @@
 syscall_src += arch-arm/syscalls/pause.S
 syscall_src += arch-arm/syscalls/perf_event_open.S
 syscall_src += arch-arm/syscalls/personality.S
-syscall_src += arch-arm/syscalls/pipe.S
 syscall_src += arch-arm/syscalls/pipe2.S
 syscall_src += arch-arm/syscalls/poll.S
 syscall_src += arch-arm/syscalls/prctl.S
diff --git a/libc/arch-arm/syscalls/dup2.S b/libc/arch-arm/syscalls/dup3.S
similarity index 84%
rename from libc/arch-arm/syscalls/dup2.S
rename to libc/arch-arm/syscalls/dup3.S
index a51df1f..ad21254 100644
--- a/libc/arch-arm/syscalls/dup2.S
+++ b/libc/arch-arm/syscalls/dup3.S
@@ -4,13 +4,13 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(dup2)
+ENTRY(dup3)
     mov     ip, r7
-    ldr     r7, =__NR_dup2
+    ldr     r7, =__NR_dup3
     swi     #0
     mov     r7, ip
     cmn     r0, #(MAX_ERRNO + 1)
     bxls    lr
     neg     r0, r0
     b       __set_errno
-END(dup2)
+END(dup3)
diff --git a/libc/arch-arm/syscalls/epoll_create.S b/libc/arch-arm/syscalls/epoll_create.S
deleted file mode 100644
index d883382..0000000
--- a/libc/arch-arm/syscalls/epoll_create.S
+++ /dev/null
@@ -1,16 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(epoll_create)
-    mov     ip, r7
-    ldr     r7, =__NR_epoll_create
-    swi     #0
-    mov     r7, ip
-    cmn     r0, #(MAX_ERRNO + 1)
-    bxls    lr
-    neg     r0, r0
-    b       __set_errno
-END(epoll_create)
diff --git a/libc/arch-arm/syscalls/dup2.S b/libc/arch-arm/syscalls/epoll_create1.S
similarity index 77%
copy from libc/arch-arm/syscalls/dup2.S
copy to libc/arch-arm/syscalls/epoll_create1.S
index a51df1f..9571551 100644
--- a/libc/arch-arm/syscalls/dup2.S
+++ b/libc/arch-arm/syscalls/epoll_create1.S
@@ -4,13 +4,13 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(dup2)
+ENTRY(epoll_create1)
     mov     ip, r7
-    ldr     r7, =__NR_dup2
+    ldr     r7, =__NR_epoll_create1
     swi     #0
     mov     r7, ip
     cmn     r0, #(MAX_ERRNO + 1)
     bxls    lr
     neg     r0, r0
     b       __set_errno
-END(dup2)
+END(epoll_create1)
diff --git a/libc/arch-arm/syscalls/inotify_init.S b/libc/arch-arm/syscalls/inotify_init.S
deleted file mode 100644
index c48f1ff..0000000
--- a/libc/arch-arm/syscalls/inotify_init.S
+++ /dev/null
@@ -1,16 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(inotify_init)
-    mov     ip, r7
-    ldr     r7, =__NR_inotify_init
-    swi     #0
-    mov     r7, ip
-    cmn     r0, #(MAX_ERRNO + 1)
-    bxls    lr
-    neg     r0, r0
-    b       __set_errno
-END(inotify_init)
diff --git a/libc/arch-arm/syscalls/dup2.S b/libc/arch-arm/syscalls/inotify_init1.S
similarity index 77%
copy from libc/arch-arm/syscalls/dup2.S
copy to libc/arch-arm/syscalls/inotify_init1.S
index a51df1f..2959577 100644
--- a/libc/arch-arm/syscalls/dup2.S
+++ b/libc/arch-arm/syscalls/inotify_init1.S
@@ -4,13 +4,13 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(dup2)
+ENTRY(inotify_init1)
     mov     ip, r7
-    ldr     r7, =__NR_dup2
+    ldr     r7, =__NR_inotify_init1
     swi     #0
     mov     r7, ip
     cmn     r0, #(MAX_ERRNO + 1)
     bxls    lr
     neg     r0, r0
     b       __set_errno
-END(dup2)
+END(inotify_init1)
diff --git a/libc/arch-arm/syscalls/pipe.S b/libc/arch-arm/syscalls/pipe.S
deleted file mode 100644
index e7254b7..0000000
--- a/libc/arch-arm/syscalls/pipe.S
+++ /dev/null
@@ -1,16 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(pipe)
-    mov     ip, r7
-    ldr     r7, =__NR_pipe
-    swi     #0
-    mov     r7, ip
-    cmn     r0, #(MAX_ERRNO + 1)
-    bxls    lr
-    neg     r0, r0
-    b       __set_errno
-END(pipe)
diff --git a/libc/arch-mips/syscalls.mk b/libc/arch-mips/syscalls.mk
index 621dbac..34361fe 100644
--- a/libc/arch-mips/syscalls.mk
+++ b/libc/arch-mips/syscalls.mk
@@ -51,8 +51,8 @@
 syscall_src += arch-mips/syscalls/connect.S
 syscall_src += arch-mips/syscalls/delete_module.S
 syscall_src += arch-mips/syscalls/dup.S
-syscall_src += arch-mips/syscalls/dup2.S
-syscall_src += arch-mips/syscalls/epoll_create.S
+syscall_src += arch-mips/syscalls/dup3.S
+syscall_src += arch-mips/syscalls/epoll_create1.S
 syscall_src += arch-mips/syscalls/epoll_ctl.S
 syscall_src += arch-mips/syscalls/epoll_wait.S
 syscall_src += arch-mips/syscalls/eventfd.S
@@ -98,7 +98,7 @@
 syscall_src += arch-mips/syscalls/getxattr.S
 syscall_src += arch-mips/syscalls/init_module.S
 syscall_src += arch-mips/syscalls/inotify_add_watch.S
-syscall_src += arch-mips/syscalls/inotify_init.S
+syscall_src += arch-mips/syscalls/inotify_init1.S
 syscall_src += arch-mips/syscalls/inotify_rm_watch.S
 syscall_src += arch-mips/syscalls/ioprio_get.S
 syscall_src += arch-mips/syscalls/ioprio_set.S
diff --git a/libc/arch-mips/syscalls/dup2.S b/libc/arch-mips/syscalls/dup3.S
similarity index 78%
rename from libc/arch-mips/syscalls/dup2.S
rename to libc/arch-mips/syscalls/dup3.S
index c35725e..6a3752c 100644
--- a/libc/arch-mips/syscalls/dup2.S
+++ b/libc/arch-mips/syscalls/dup3.S
@@ -2,14 +2,14 @@
 
 #include <asm/unistd.h>
     .text
-    .globl dup2
+    .globl dup3
     .align 4
-    .ent dup2
+    .ent dup3
 
-dup2:
+dup3:
     .set noreorder
     .cpload $t9
-    li $v0, __NR_dup2
+    li $v0, __NR_dup3
     syscall
     bnez $a3, 1f
     move $a0, $v0
@@ -20,4 +20,4 @@
     j $t9
     nop
     .set reorder
-    .end dup2
+    .end dup3
diff --git a/libc/arch-mips/syscalls/epoll_create.S b/libc/arch-mips/syscalls/epoll_create.S
deleted file mode 100644
index 6f2832f..0000000
--- a/libc/arch-mips/syscalls/epoll_create.S
+++ /dev/null
@@ -1,23 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-    .text
-    .globl epoll_create
-    .align 4
-    .ent epoll_create
-
-epoll_create:
-    .set noreorder
-    .cpload $t9
-    li $v0, __NR_epoll_create
-    syscall
-    bnez $a3, 1f
-    move $a0, $v0
-    j $ra
-    nop
-1:
-    la $t9,__set_errno
-    j $t9
-    nop
-    .set reorder
-    .end epoll_create
diff --git a/libc/arch-mips/syscalls/dup2.S b/libc/arch-mips/syscalls/epoll_create1.S
similarity index 68%
copy from libc/arch-mips/syscalls/dup2.S
copy to libc/arch-mips/syscalls/epoll_create1.S
index c35725e..0abaeda 100644
--- a/libc/arch-mips/syscalls/dup2.S
+++ b/libc/arch-mips/syscalls/epoll_create1.S
@@ -2,14 +2,14 @@
 
 #include <asm/unistd.h>
     .text
-    .globl dup2
+    .globl epoll_create1
     .align 4
-    .ent dup2
+    .ent epoll_create1
 
-dup2:
+epoll_create1:
     .set noreorder
     .cpload $t9
-    li $v0, __NR_dup2
+    li $v0, __NR_epoll_create1
     syscall
     bnez $a3, 1f
     move $a0, $v0
@@ -20,4 +20,4 @@
     j $t9
     nop
     .set reorder
-    .end dup2
+    .end epoll_create1
diff --git a/libc/arch-mips/syscalls/inotify_init.S b/libc/arch-mips/syscalls/inotify_init.S
deleted file mode 100644
index 6a745fc..0000000
--- a/libc/arch-mips/syscalls/inotify_init.S
+++ /dev/null
@@ -1,23 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-    .text
-    .globl inotify_init
-    .align 4
-    .ent inotify_init
-
-inotify_init:
-    .set noreorder
-    .cpload $t9
-    li $v0, __NR_inotify_init
-    syscall
-    bnez $a3, 1f
-    move $a0, $v0
-    j $ra
-    nop
-1:
-    la $t9,__set_errno
-    j $t9
-    nop
-    .set reorder
-    .end inotify_init
diff --git a/libc/arch-mips/syscalls/dup2.S b/libc/arch-mips/syscalls/inotify_init1.S
similarity index 68%
copy from libc/arch-mips/syscalls/dup2.S
copy to libc/arch-mips/syscalls/inotify_init1.S
index c35725e..c3fcf48 100644
--- a/libc/arch-mips/syscalls/dup2.S
+++ b/libc/arch-mips/syscalls/inotify_init1.S
@@ -2,14 +2,14 @@
 
 #include <asm/unistd.h>
     .text
-    .globl dup2
+    .globl inotify_init1
     .align 4
-    .ent dup2
+    .ent inotify_init1
 
-dup2:
+inotify_init1:
     .set noreorder
     .cpload $t9
-    li $v0, __NR_dup2
+    li $v0, __NR_inotify_init1
     syscall
     bnez $a3, 1f
     move $a0, $v0
@@ -20,4 +20,4 @@
     j $t9
     nop
     .set reorder
-    .end dup2
+    .end inotify_init1
diff --git a/libc/arch-x86/syscalls.mk b/libc/arch-x86/syscalls.mk
index 5d1edaa..471dbb9 100644
--- a/libc/arch-x86/syscalls.mk
+++ b/libc/arch-x86/syscalls.mk
@@ -50,8 +50,8 @@
 syscall_src += arch-x86/syscalls/connect.S
 syscall_src += arch-x86/syscalls/delete_module.S
 syscall_src += arch-x86/syscalls/dup.S
-syscall_src += arch-x86/syscalls/dup2.S
-syscall_src += arch-x86/syscalls/epoll_create.S
+syscall_src += arch-x86/syscalls/dup3.S
+syscall_src += arch-x86/syscalls/epoll_create1.S
 syscall_src += arch-x86/syscalls/epoll_ctl.S
 syscall_src += arch-x86/syscalls/epoll_wait.S
 syscall_src += arch-x86/syscalls/eventfd.S
@@ -97,7 +97,7 @@
 syscall_src += arch-x86/syscalls/getxattr.S
 syscall_src += arch-x86/syscalls/init_module.S
 syscall_src += arch-x86/syscalls/inotify_add_watch.S
-syscall_src += arch-x86/syscalls/inotify_init.S
+syscall_src += arch-x86/syscalls/inotify_init1.S
 syscall_src += arch-x86/syscalls/inotify_rm_watch.S
 syscall_src += arch-x86/syscalls/ioprio_get.S
 syscall_src += arch-x86/syscalls/ioprio_set.S
@@ -128,7 +128,6 @@
 syscall_src += arch-x86/syscalls/pause.S
 syscall_src += arch-x86/syscalls/perf_event_open.S
 syscall_src += arch-x86/syscalls/personality.S
-syscall_src += arch-x86/syscalls/pipe.S
 syscall_src += arch-x86/syscalls/pipe2.S
 syscall_src += arch-x86/syscalls/poll.S
 syscall_src += arch-x86/syscalls/prctl.S
diff --git a/libc/arch-x86/syscalls/dup2.S b/libc/arch-x86/syscalls/dup3.S
similarity index 68%
rename from libc/arch-x86/syscalls/dup2.S
rename to libc/arch-x86/syscalls/dup3.S
index fee18f3..19522f0 100644
--- a/libc/arch-x86/syscalls/dup2.S
+++ b/libc/arch-x86/syscalls/dup3.S
@@ -4,12 +4,14 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(dup2)
+ENTRY(dup3)
     pushl   %ebx
     pushl   %ecx
-    mov     12(%esp), %ebx
-    mov     16(%esp), %ecx
-    movl    $__NR_dup2, %eax
+    pushl   %edx
+    mov     16(%esp), %ebx
+    mov     20(%esp), %ecx
+    mov     24(%esp), %edx
+    movl    $__NR_dup3, %eax
     int     $0x80
     cmpl    $-MAX_ERRNO, %eax
     jb      1f
@@ -19,7 +21,8 @@
     addl    $4, %esp
     orl     $-1, %eax
 1:
+    popl    %edx
     popl    %ecx
     popl    %ebx
     ret
-END(dup2)
+END(dup3)
diff --git a/libc/arch-x86/syscalls/epoll_create.S b/libc/arch-x86/syscalls/epoll_create.S
deleted file mode 100644
index 6c0c315..0000000
--- a/libc/arch-x86/syscalls/epoll_create.S
+++ /dev/null
@@ -1,22 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(epoll_create)
-    pushl   %ebx
-    mov     8(%esp), %ebx
-    movl    $__NR_epoll_create, %eax
-    int     $0x80
-    cmpl    $-MAX_ERRNO, %eax
-    jb      1f
-    negl    %eax
-    pushl   %eax
-    call    __set_errno
-    addl    $4, %esp
-    orl     $-1, %eax
-1:
-    popl    %ebx
-    ret
-END(epoll_create)
diff --git a/libc/arch-x86/syscalls/pipe.S b/libc/arch-x86/syscalls/epoll_create1.S
similarity index 81%
copy from libc/arch-x86/syscalls/pipe.S
copy to libc/arch-x86/syscalls/epoll_create1.S
index 1d07efc..53e807b 100644
--- a/libc/arch-x86/syscalls/pipe.S
+++ b/libc/arch-x86/syscalls/epoll_create1.S
@@ -4,10 +4,10 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(pipe)
+ENTRY(epoll_create1)
     pushl   %ebx
     mov     8(%esp), %ebx
-    movl    $__NR_pipe, %eax
+    movl    $__NR_epoll_create1, %eax
     int     $0x80
     cmpl    $-MAX_ERRNO, %eax
     jb      1f
@@ -19,4 +19,4 @@
 1:
     popl    %ebx
     ret
-END(pipe)
+END(epoll_create1)
diff --git a/libc/arch-x86/syscalls/inotify_init.S b/libc/arch-x86/syscalls/inotify_init.S
deleted file mode 100644
index 21bdfa8..0000000
--- a/libc/arch-x86/syscalls/inotify_init.S
+++ /dev/null
@@ -1,22 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(inotify_init)
-    pushl   %ebx
-    mov     8(%esp), %ebx
-    movl    $__NR_inotify_init, %eax
-    int     $0x80
-    cmpl    $-MAX_ERRNO, %eax
-    jb      1f
-    negl    %eax
-    pushl   %eax
-    call    __set_errno
-    addl    $4, %esp
-    orl     $-1, %eax
-1:
-    popl    %ebx
-    ret
-END(inotify_init)
diff --git a/libc/arch-x86/syscalls/pipe.S b/libc/arch-x86/syscalls/inotify_init1.S
similarity index 81%
rename from libc/arch-x86/syscalls/pipe.S
rename to libc/arch-x86/syscalls/inotify_init1.S
index 1d07efc..5ea3b8e 100644
--- a/libc/arch-x86/syscalls/pipe.S
+++ b/libc/arch-x86/syscalls/inotify_init1.S
@@ -4,10 +4,10 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(pipe)
+ENTRY(inotify_init1)
     pushl   %ebx
     mov     8(%esp), %ebx
-    movl    $__NR_pipe, %eax
+    movl    $__NR_inotify_init1, %eax
     int     $0x80
     cmpl    $-MAX_ERRNO, %eax
     jb      1f
@@ -19,4 +19,4 @@
 1:
     popl    %ebx
     ret
-END(pipe)
+END(inotify_init1)
diff --git a/libc/arch-x86_64/syscalls.mk b/libc/arch-x86_64/syscalls.mk
index 803b700..44ef729 100644
--- a/libc/arch-x86_64/syscalls.mk
+++ b/libc/arch-x86_64/syscalls.mk
@@ -41,8 +41,8 @@
 syscall_src += arch-x86_64/syscalls/connect.S
 syscall_src += arch-x86_64/syscalls/delete_module.S
 syscall_src += arch-x86_64/syscalls/dup.S
-syscall_src += arch-x86_64/syscalls/dup2.S
-syscall_src += arch-x86_64/syscalls/epoll_create.S
+syscall_src += arch-x86_64/syscalls/dup3.S
+syscall_src += arch-x86_64/syscalls/epoll_create1.S
 syscall_src += arch-x86_64/syscalls/epoll_ctl.S
 syscall_src += arch-x86_64/syscalls/epoll_wait.S
 syscall_src += arch-x86_64/syscalls/eventfd.S
@@ -89,7 +89,7 @@
 syscall_src += arch-x86_64/syscalls/getxattr.S
 syscall_src += arch-x86_64/syscalls/init_module.S
 syscall_src += arch-x86_64/syscalls/inotify_add_watch.S
-syscall_src += arch-x86_64/syscalls/inotify_init.S
+syscall_src += arch-x86_64/syscalls/inotify_init1.S
 syscall_src += arch-x86_64/syscalls/inotify_rm_watch.S
 syscall_src += arch-x86_64/syscalls/ioprio_get.S
 syscall_src += arch-x86_64/syscalls/ioprio_set.S
@@ -121,7 +121,6 @@
 syscall_src += arch-x86_64/syscalls/pause.S
 syscall_src += arch-x86_64/syscalls/perf_event_open.S
 syscall_src += arch-x86_64/syscalls/personality.S
-syscall_src += arch-x86_64/syscalls/pipe.S
 syscall_src += arch-x86_64/syscalls/pipe2.S
 syscall_src += arch-x86_64/syscalls/poll.S
 syscall_src += arch-x86_64/syscalls/prctl.S
diff --git a/libc/arch-x86_64/syscalls/dup2.S b/libc/arch-x86_64/syscalls/dup3.S
similarity index 84%
rename from libc/arch-x86_64/syscalls/dup2.S
rename to libc/arch-x86_64/syscalls/dup3.S
index e183e30..5878390 100644
--- a/libc/arch-x86_64/syscalls/dup2.S
+++ b/libc/arch-x86_64/syscalls/dup3.S
@@ -4,8 +4,8 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(dup2)
-    movl    $__NR_dup2, %eax
+ENTRY(dup3)
+    movl    $__NR_dup3, %eax
     syscall
     cmpq    $-MAX_ERRNO, %rax
     jb      1f
@@ -15,4 +15,4 @@
     orq     $-1, %rax
 1:
     ret
-END(dup2)
+END(dup3)
diff --git a/libc/arch-x86_64/syscalls/epoll_create.S b/libc/arch-x86_64/syscalls/epoll_create.S
deleted file mode 100644
index 7fbfd2b..0000000
--- a/libc/arch-x86_64/syscalls/epoll_create.S
+++ /dev/null
@@ -1,18 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(epoll_create)
-    movl    $__NR_epoll_create, %eax
-    syscall
-    cmpq    $-MAX_ERRNO, %rax
-    jb      1f
-    negl    %eax
-    movl    %eax, %edi
-    call    __set_errno
-    orq     $-1, %rax
-1:
-    ret
-END(epoll_create)
diff --git a/libc/arch-x86_64/syscalls/dup2.S b/libc/arch-x86_64/syscalls/epoll_create1.S
similarity index 77%
copy from libc/arch-x86_64/syscalls/dup2.S
copy to libc/arch-x86_64/syscalls/epoll_create1.S
index e183e30..7de8496 100644
--- a/libc/arch-x86_64/syscalls/dup2.S
+++ b/libc/arch-x86_64/syscalls/epoll_create1.S
@@ -4,8 +4,8 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(dup2)
-    movl    $__NR_dup2, %eax
+ENTRY(epoll_create1)
+    movl    $__NR_epoll_create1, %eax
     syscall
     cmpq    $-MAX_ERRNO, %rax
     jb      1f
@@ -15,4 +15,4 @@
     orq     $-1, %rax
 1:
     ret
-END(dup2)
+END(epoll_create1)
diff --git a/libc/arch-x86_64/syscalls/inotify_init.S b/libc/arch-x86_64/syscalls/inotify_init.S
deleted file mode 100644
index e456739..0000000
--- a/libc/arch-x86_64/syscalls/inotify_init.S
+++ /dev/null
@@ -1,18 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(inotify_init)
-    movl    $__NR_inotify_init, %eax
-    syscall
-    cmpq    $-MAX_ERRNO, %rax
-    jb      1f
-    negl    %eax
-    movl    %eax, %edi
-    call    __set_errno
-    orq     $-1, %rax
-1:
-    ret
-END(inotify_init)
diff --git a/libc/arch-x86_64/syscalls/dup2.S b/libc/arch-x86_64/syscalls/inotify_init1.S
similarity index 77%
copy from libc/arch-x86_64/syscalls/dup2.S
copy to libc/arch-x86_64/syscalls/inotify_init1.S
index e183e30..86a6d5f 100644
--- a/libc/arch-x86_64/syscalls/dup2.S
+++ b/libc/arch-x86_64/syscalls/inotify_init1.S
@@ -4,8 +4,8 @@
 #include <linux/err.h>
 #include <machine/asm.h>
 
-ENTRY(dup2)
-    movl    $__NR_dup2, %eax
+ENTRY(inotify_init1)
+    movl    $__NR_inotify_init1, %eax
     syscall
     cmpq    $-MAX_ERRNO, %rax
     jb      1f
@@ -15,4 +15,4 @@
     orq     $-1, %rax
 1:
     ret
-END(dup2)
+END(inotify_init1)
diff --git a/libc/arch-x86_64/syscalls/pipe.S b/libc/arch-x86_64/syscalls/pipe.S
deleted file mode 100644
index e06932b..0000000
--- a/libc/arch-x86_64/syscalls/pipe.S
+++ /dev/null
@@ -1,18 +0,0 @@
-/* Generated by gensyscalls.py. Do not edit. */
-
-#include <asm/unistd.h>
-#include <linux/err.h>
-#include <machine/asm.h>
-
-ENTRY(pipe)
-    movl    $__NR_pipe, %eax
-    syscall
-    cmpq    $-MAX_ERRNO, %rax
-    jb      1f
-    negl    %eax
-    movl    %eax, %edi
-    call    __set_errno
-    orq     $-1, %rax
-1:
-    ret
-END(pipe)
diff --git a/libc/bionic/dup2.cpp b/libc/bionic/dup2.cpp
new file mode 100644
index 0000000..0b8632b
--- /dev/null
+++ b/libc/bionic/dup2.cpp
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <unistd.h>
+
+int dup2(int old_fd, int new_fd) {
+  return dup3(old_fd, new_fd, 0);
+}
diff --git a/libc/bionic/epoll_create.cpp b/libc/bionic/epoll_create.cpp
new file mode 100644
index 0000000..1dfafa8
--- /dev/null
+++ b/libc/bionic/epoll_create.cpp
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/epoll.h>
+
+int epoll_create(int /*obsolete_size*/) {
+  return epoll_create1(0);
+}
diff --git a/libc/bionic/inotify_init.cpp b/libc/bionic/inotify_init.cpp
new file mode 100644
index 0000000..b045984
--- /dev/null
+++ b/libc/bionic/inotify_init.cpp
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/inotify.h>
+
+int inotify_init() {
+  return inotify_init1(0);
+}
diff --git a/libc/bionic/pipe.cpp b/libc/bionic/pipe.cpp
new file mode 100644
index 0000000..a81afe8
--- /dev/null
+++ b/libc/bionic/pipe.cpp
@@ -0,0 +1,33 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <unistd.h>
+
+int pipe(int pipefd[2]) {
+  return pipe2(pipefd, 0);
+}
diff --git a/libc/include/sys/epoll.h b/libc/include/sys/epoll.h
index 38739aa..625f4c2 100644
--- a/libc/include/sys/epoll.h
+++ b/libc/include/sys/epoll.h
@@ -29,6 +29,7 @@
 #define _SYS_EPOLL_H_
 
 #include <sys/cdefs.h>
+#include <asm/fcntl.h> /* For O_CLOEXEC. */
 
 __BEGIN_DECLS
 
@@ -51,7 +52,9 @@
 #define EPOLL_CTL_DEL    2
 #define EPOLL_CTL_MOD    3
 
-typedef union epoll_data 
+#define EPOLL_CLOEXEC O_CLOEXEC
+
+typedef union epoll_data
 {
     void *ptr;
     int fd;
@@ -59,17 +62,17 @@
     unsigned long long u64;
 } epoll_data_t;
 
-struct epoll_event 
+struct epoll_event
 {
     unsigned int events;
     epoll_data_t data;
 };
 
 int epoll_create(int size);
+int epoll_create1(int flags);
 int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event);
 int epoll_wait(int epfd, struct epoll_event *events, int max, int timeout);
 
 __END_DECLS
 
 #endif  /* _SYS_EPOLL_H_ */
-
diff --git a/libc/include/sys/eventfd.h b/libc/include/sys/eventfd.h
index ec84e27..4c8da0c 100644
--- a/libc/include/sys/eventfd.h
+++ b/libc/include/sys/eventfd.h
@@ -25,6 +25,7 @@
  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  */
+
 #ifndef _SYS_EVENTFD_H
 #define _SYS_EVENTFD_H
 
diff --git a/libc/include/sys/inotify.h b/libc/include/sys/inotify.h
index 33f9e74..a88cdee 100644
--- a/libc/include/sys/inotify.h
+++ b/libc/include/sys/inotify.h
@@ -29,14 +29,19 @@
 #define _SYS_INOTIFY_H_
 
 #include <sys/cdefs.h>
-#include <sys/types.h>
+#include <stdint.h>
 #include <linux/inotify.h>
+#include <asm/fcntl.h> /* For O_CLOEXEC and O_NONBLOCK. */
 
 __BEGIN_DECLS
 
+#define IN_CLOEXEC O_CLOEXEC
+#define IN_NONBLOCK O_NONBLOCK
+
 extern int inotify_init(void);
-extern int inotify_add_watch(int, const char *, __u32);
-extern int inotify_rm_watch(int, __u32);
+extern int inotify_init1(int);
+extern int inotify_add_watch(int, const char*, uint32_t);
+extern int inotify_rm_watch(int, uint32_t);
 
 __END_DECLS
 
diff --git a/libc/include/unistd.h b/libc/include/unistd.h
index 509ee5c..91b0d8d 100644
--- a/libc/include/unistd.h
+++ b/libc/include/unistd.h
@@ -114,7 +114,7 @@
 extern int fchdir(int);
 extern int rmdir(const char *);
 extern int pipe(int *);
-#ifdef _GNU_SOURCE  /* GLibc compatibility */
+#ifdef _GNU_SOURCE
 extern int pipe2(int *, int);
 #endif
 extern int chroot(const char *);
@@ -145,6 +145,9 @@
 
 extern int dup(int);
 extern int dup2(int, int);
+#ifdef _GNU_SOURCE
+extern int dup3(int, int, int);
+#endif
 extern int fcntl(int, int, ...);
 extern int ioctl(int, int, ...);
 extern int flock(int, int);