$OpenBSD: patch-modules_demux_mkv_Makefile_in,v 1.2 2011/11/16 13:33:15 phessler Exp $
--- modules/demux/mkv/Makefile.in.orig	Thu Oct  6 20:04:44 2011
+++ modules/demux/mkv/Makefile.in	Sun Nov 13 11:53:42 2011
@@ -711,7 +711,7 @@ libmkv_plugin_la_CFLAGS = $(AM_CFLAGS)
 libmkv_plugin_la_CXXFLAGS = $(AM_CXXFLAGS)
 libmkv_plugin_la_OBJCFLAGS = $(AM_OBJCFLAGS)
 # Set LIBADD and DEPENDENCIES manually:
-libmkv_plugin_la_LIBADD = $(AM_LIBADD)
+libmkv_plugin_la_LIBADD = $(AM_LIBADD) -lstdc++
 libmkv_plugin_la_DEPENDENCIES = $(top_srcdir)/src/libvlccore.sym
 all: $(BUILT_SOURCES)
 	$(MAKE) $(AM_MAKEFLAGS) all-am