diff --git a/libc/kernel/uapi/asm-generic/bitsperlong.h b/libc/kernel/uapi/asm-generic/bitsperlong.h
index 8fb379f..e8945e3 100644
--- a/libc/kernel/uapi/asm-generic/bitsperlong.h
+++ b/libc/kernel/uapi/asm-generic/bitsperlong.h
@@ -19,6 +19,10 @@
 #ifndef _UAPI__ASM_GENERIC_BITS_PER_LONG
 #define _UAPI__ASM_GENERIC_BITS_PER_LONG
 #ifndef __BITS_PER_LONG
+#if defined(__CHAR_BIT__) && defined(__SIZEOF_LONG__)
+#define __BITS_PER_LONG (__CHAR_BIT__ * __SIZEOF_LONG__)
+#else
 #define __BITS_PER_LONG 32
 #endif
 #endif
+#endif
diff --git a/libc/kernel/uapi/asm-generic/socket.h b/libc/kernel/uapi/asm-generic/socket.h
index 1a321bf..ec7e78a 100644
--- a/libc/kernel/uapi/asm-generic/socket.h
+++ b/libc/kernel/uapi/asm-generic/socket.h
@@ -102,6 +102,8 @@
 #define SO_RESERVE_MEM 73
 #define SO_TXREHASH 74
 #define SO_RCVMARK 75
+#define SO_PASSPIDFD 76
+#define SO_PEERPIDFD 77
 #if __BITS_PER_LONG == 64 || defined(__x86_64__) && defined(__ILP32__)
 #define SO_TIMESTAMP SO_TIMESTAMP_OLD
 #define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD
diff --git a/libc/kernel/uapi/asm-generic/unistd.h b/libc/kernel/uapi/asm-generic/unistd.h
index d23958b..24b3222 100644
--- a/libc/kernel/uapi/asm-generic/unistd.h
+++ b/libc/kernel/uapi/asm-generic/unistd.h
@@ -413,8 +413,9 @@
 #define __NR_process_mrelease 448
 #define __NR_futex_waitv 449
 #define __NR_set_mempolicy_home_node 450
+#define __NR_cachestat 451
 #undef __NR_syscalls
-#define __NR_syscalls 451
+#define __NR_syscalls 452
 #if __BITS_PER_LONG == 64 && !defined(__SYSCALL_COMPAT)
 #define __NR_fcntl __NR3264_fcntl
 #define __NR_statfs __NR3264_statfs