https://bugs.gentoo.org/542436

From f56ab87b25f2228a67ac592a1c18793c72dd03eb Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Sat, 7 Mar 2015 22:29:33 -0500
Subject: [PATCH crda] libreg: link against crypto libs

Since libreg uses funcs from the crypto lib, make sure we link them.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
--- a/Makefile
+++ b/Makefile
@@ -115,7 +115,7 @@ keys.c: utils/key2pub.py $(wildcard $(PUBKEY_DIR)/*.pem)
 
 $(LIBREG): reglib.c regdb.h reglib.h
 	$(NQ) '  CC  ' $@
-	$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) -o $@ -shared -Wl,-soname,$(LIBREG) $<
+	$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) -o $@ -shared -Wl,-soname,$(LIBREG) $< $(filter-out -lreg,$(LDLIBS))
 
 install-libreg-headers:
 	$(NQ) '  INSTALL  libreg-headers'