--- shadow-970616/libmisc/strtoday.c.ewt	Thu Nov 13 19:25:25 1997
+++ shadow-970616/libmisc/strtoday.c	Thu Nov 13 19:27:57 1997
@@ -28,7 +28,7 @@
  */
 
 #if !defined(__GLIBC__)
-#define _XOPEN_SOURCE
+#define _XOPEN_SOURCE 500
 #endif
 
 #include <config.h>