diff --git a/libc/include/sys/stat.h b/libc/include/sys/stat.h
index b56ffa4..77d7cac 100644
--- a/libc/include/sys/stat.h
+++ b/libc/include/sys/stat.h
@@ -160,12 +160,12 @@
 extern int mknod(const char*, mode_t, dev_t);
 extern mode_t umask(mode_t);
 
-#if defined(__BIONIC_FORTIFY)
-
 extern mode_t __umask_chk(mode_t);
 extern mode_t __umask_real(mode_t) __RENAME(umask);
 __errordecl(__umask_invalid_mode, "umask called with invalid mode");
 
+#if defined(__BIONIC_FORTIFY)
+
 __BIONIC_FORTIFY_INLINE
 mode_t umask(mode_t mode) {
 #if !defined(__clang__)