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Diffstat (limited to 'libc/sysdeps/linux/common/prctl.c')
-rw-r--r--libc/sysdeps/linux/common/prctl.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/prctl.c b/libc/sysdeps/linux/common/prctl.c
index b50caf32f..485386727 100644
--- a/libc/sysdeps/linux/common/prctl.c
+++ b/libc/sysdeps/linux/common/prctl.c
@@ -10,5 +10,8 @@
#include <sys/syscall.h>
#include <stdarg.h>
/* psm: including sys/prctl.h would depend on kernel headers */
+
+#ifdef __NR_prctl
extern int prctl (int, long, long, long, long);
_syscall5(int, prctl, int, option, long, arg2, long, arg3, long, arg4, long, arg5);
+#endif