$OpenBSD: patch-src_Makefile_am,v 1.1 2013/01/22 14:30:46 sthen Exp $
--- src/Makefile.am.orig	Tue Jan 22 12:19:59 2013
+++ src/Makefile.am	Tue Jan 22 12:20:03 2013
@@ -593,6 +593,7 @@ squid_LDADD = \
 	$(MINGW_LIBS) \
 	$(KRB5LIBS) \
 	$(COMPAT_LIB) \
+	$(BACKTRACE_LIB) \
 	$(XTRA_LIBS)
 squid_DEPENDENCIES = \
 	$(DISK_LIBS) \