$OpenBSD: patch-dxflib_src_dl_writer_h,v 1.1 2018/12/06 20:10:03 naddy Exp $

Index: dxflib/src/dl_writer.h
--- dxflib/src/dl_writer.h.orig
+++ dxflib/src/dl_writer.h
@@ -36,6 +36,7 @@
 #define strcasecmp(s,t) stricmp(s,t)
 #endif
 
+#include <string.h>
 #include <iostream>
 
 #include "dl_attributes.h"
