contrib: dvdread: fix osx build

contrib/src/dvdread/osx.patch

+From 7d9b5ac491659360cce4ba912f31b7fa2a020c20 Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Rafa=C3=ABl=20Carr=C3=A9?= <funman@videolan.org>
+Date: Tue, 19 Feb 2013 15:02:41 +0100
+Subject: [PATCH] Use the correct libraries for linker test
+
+---
+ configure.ac |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 30cab8d..7a2917b 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -186,7 +186,7 @@ dnl link with libdvdcss
+     *darwin*) CSS_LIBS="${CSS_LIBS} -Wl,-framework,CoreFoundation -Wl,-framework,IOKit"
+     ;;
+   esac
+-  AC_CHECK_LIB(dvdcss, dvdcss_interface_2,, AC_MSG_ERROR(You need libdvdcss.so.2 or later))
++  AC_CHECK_LIB(dvdcss, dvdcss_interface_2,, AC_MSG_ERROR(You need libdvdcss.so.2 or later), ${CSS_LIBS})
+   AC_CHECK_HEADERS(dvdcss/dvdcss.h,, AC_MSG_ERROR(You need libdvdcss (dvdcss.h)))
+ fi
+ 
+-- 
+1.7.10.4
+

contrib/src/dvdread/rules.mak

@@ -29,6 +29,7 @@ dvdread: libdvdread-$(LIBDVDREAD_VERSION).tar.xz .sum-dvdread
 ifdef HAVE_WIN32
 	$(APPLY) $(SRC)/dvdread/dvdread-win32.patch
 endif
+	$(APPLY) $(SRC)/dvdread/osx.patch
 	cd $(UNPACK_DIR) && autoreconf -ivf
 	$(MOVE)