$OpenBSD: patch-Makefile,v 1.9 2017/10/14 05:46:52 bcallah Exp $
Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -298,6 +298,13 @@ ifdef ENABLE_NLS
 endif
 endif
 
+ifeq (openbsd,$(D2U_OS))
+ifdef ENABLE_NLS
+	CFLAGS_OS     = -I${LOCALBASE}/include
+	LDFLAGS_EXTRA = -lintl -L${LOCALBASE}/lib
+endif
+endif
+
 ifeq (darwin,$(D2U_OS))
 ifdef ENABLE_NLS
         CFLAGS_OS     = -I/usr/local/include
