-AC_CHECK_HEADERS([vorbis/codec.h vorbis/vorbisfile.h],,
- [missing=yes
- echo "***** Missing vorbis headers ($website) *****"])
-AC_SEARCH_LIBS([ov_open], [vorbisfile],,
- [missing=yes
- echo "***** Missing libvorbisfile ($website) *****"])
+PKG_CHECK_MODULES([VORBIS], [vorbisfile],
+ [LIBS="$LIBS $VORBIS_LIBS"
+ CFLAGS="$CFLAGS $VORBIS_CFLAGS"
+ CXXFLAGS="$CXXFLAGS $VORBIS_CFLAGS"],
+ [missing=yes
+ echo "***** Missing libvorbisfile ($website) *****"])
+
+##### GTK+ 2.0 #####
+if test x$gtk = xyes
+then
+ website="http://www.gtk.org/"
+ PKG_CHECK_MODULES([GTK], [gtk+-2.0],
+ [LIBS="$LIBS $GTK_LIBS"
+ CFLAGS="$CFLAGS $GTK_CFLAGS"
+ CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"],
+ [missing=yes
+ echo "***** Missing GTK+-2.0 ($website) *****"])
+fi