diff --git a/libc/arch-x86/syscalls/prctl.S b/libc/arch-x86/syscalls/prctl.S
index 4ce5d89..56720fe 100644
--- a/libc/arch-x86/syscalls/prctl.S
+++ b/libc/arch-x86/syscalls/prctl.S
@@ -1,12 +1,8 @@
 /* autogenerated by gensyscalls.py */
+#include <machine/asm.h>
 #include <sys/linux-syscalls.h>
 
-    .text
-    .type prctl, @function
-    .globl prctl
-    .align 4
-
-prctl:
+ENTRY(prctl)
     pushl   %ebx
     pushl   %ecx
     pushl   %edx
@@ -33,3 +29,4 @@
     popl    %ecx
     popl    %ebx
     ret
+END(prctl)