--- Makefile.orig	2016-07-08 14:49:08 UTC
+++ Makefile
@@ -5,7 +5,12 @@ RM?=		rm
 MAN=		${PROG}.1.gz
 PROG=		dialog4ports
 CFLAGS+=	-Wall -pedantic
-LDADD+=		-lncursesw -lm
+.if exists(/usr/lib/libncursesw.so)
+LDADD+=		-lncursesw
+.else
+LDADD+=		-lncurses
+.endif
+LDADD+=		-lm
 PREFIX?=	/usr/local
 BINDIR=		${PREFIX}/bin
 MAN1DIR=	${PREFIX}/man/man1