$OpenBSD: patch-src_tests_Makefile_in,v 1.1 2013/08/20 14:28:48 dcoppa Exp $
--- src/tests/Makefile.in.orig	Tue Aug 20 15:56:20 2013
+++ src/tests/Makefile.in	Tue Aug 20 15:57:20 2013
@@ -211,7 +211,8 @@ LIBRARY_BITNESS = @LIBRARY_BITNESS@
 LIBS = \
 	$(top_builddir)/src/libopensc/libopensc.la \
 	$(top_builddir)/src/common/libscdl.la \
-	$(top_builddir)/src/common/libcompat.la
+	$(top_builddir)/src/common/libcompat.la \
+	-lpthread
 
 LIBTOOL = @LIBTOOL@
 LIPO = @LIPO@
