$OpenBSD: patch-sc_h,v 1.1 2016/03/16 22:22:34 naddy Exp $
--- sc.h.orig	Wed Mar 16 22:59:07 2016
+++ sc.h	Wed Mar 16 22:59:19 2016
@@ -22,6 +22,7 @@
 #endif
 #endif
 */
+#include <string.h>
 
 #ifndef PI
 #define PI (double)3.14159265358979323846
