diff --git a/include/unistd.h b/include/unistd.h
index e89dc257f426..ff858bf76338 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -134,13 +134,13 @@ char	*ttyname(int);
 int	 unlink(const char *);
 ssize_t	 write(int, const void *, size_t);
 
-extern char *optarg;			/* getopt(3) external variables */
-extern int optind, opterr, optopt;
-int	 getopt(int, char * const [], const char *);
-
 /* 1003.2-1992 */
 #if __POSIX_VISIBLE >= 199209
 size_t	 confstr(int, char *, size_t);
+int	 getopt(int, char * const [], const char *);
+
+extern char *optarg;			/* getopt(3) external variables */
+extern int optind, opterr, optopt;
 #endif
 
 /* ISO/IEC 9945-1: 1996 */