$OpenBSD: patch-configure,v 1.1 2014/01/19 03:04:39 pascal Exp $
--- configure.orig	Mon Dec 30 17:42:37 2013
+++ configure	Fri Jan 17 18:54:23 2014
@@ -2322,6 +2322,9 @@ else
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char iconv_open(); below.  */
 #include <assert.h>
+#ifdef __OpenBSD__
+#define iconv_open libiconv_open
+#endif
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
