AC_MSG_ERROR([cannot find ${real_libmpeg2_tree}/libmpeg2/.libs/libmpeg2.a, make sure you compiled libmpeg2 in ${with_libmpeg2_tree}])
fi
],[
PKG_CHECK_MODULES(LIBMPEG2,[libmpeg2 > 0.3.2],[
VLC_ADD_PLUGIN([libmpeg2])
VLC_ADD_LIBS([libmpeg2], $LIBMPEG2_LIBS)
VLC_ADD_CFLAGS([libmpeg2], $LIBMPEG2_CFLAGS)
],
AC_MSG_WARN([Could not find libmpeg2 on your system: you may get it from http://libmpeg2.sf.net/ . Alternatively you can use --disable-libmpeg2 to disable the libmpeg2 plugin.]))