From 90b18434566845800419914b1dd20c5742fcbbd0 Mon Sep 17 00:00:00 2001
From: robert <robert@openbsd.org>
Date: Wed, 7 Jun 2017 16:01:07 +0000
Subject: [PATCH] make sure there are no duplicate object files linked when
 building syspatches

---
 share/mk/bsd.lib.mk | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/share/mk/bsd.lib.mk b/share/mk/bsd.lib.mk
index 3d6ea9d21d5..c4c58566732 100644
--- a/share/mk/bsd.lib.mk
+++ b/share/mk/bsd.lib.mk
@@ -1,4 +1,4 @@
-#	$OpenBSD: bsd.lib.mk,v 1.82 2017/06/05 09:51:27 robert Exp $
+#	$OpenBSD: bsd.lib.mk,v 1.83 2017/06/07 16:01:07 robert Exp $
 #	$NetBSD: bsd.lib.mk,v 1.67 1996/01/17 20:39:26 mycroft Exp $
 #	@(#)bsd.lib.mk	5.26 (Berkeley) 5/2/91
 
@@ -186,7 +186,7 @@ ${FULLSHLIBNAME}: ${SOBJS} ${DPADD}
 .if defined(SYSPATCH)
 	${CC} -shared ${PICFLAG} -o ${.TARGET} \
 	    `readelf -Ws ${LIBDIR}/${.TARGET} | awk '/ FILE/{gsub(/\..*/, ".so", $$NF); sub(".*/", "", $$NF); print $$NF}' | \
-	    egrep -v "(cmll-586|libgcc2|unwind-dw2)"` ${LDADD}
+	    egrep -v "(cmll-586|libgcc2|unwind-dw2)" | awk '!x[$$0]++'` ${LDADD}
 .else
 	${CC} -shared ${PICFLAG} -o ${.TARGET} \
 	    `echo ${SOBJS} | tr ' ' '\n' | sort -R` ${LDADD}
-- 
2.20.1