depends libtool
depends zlib
depends bzip2

optional_depends glib-2    "--enable-glib"    "--disable-glib"      "for glib support"
optional_depends ffmpeg    "--enable-ffmpeg"  "--disable-ffmpeg"    "for ffmpeg support"
optional_depends libgsf    "--enable-gsf"     "--disable-gsf"       "for gsf support"
optional_depends gstreamer "--with-gstreamer" "--without-gstreamer" "for gstreamer support"

# configure checks for, but doesn't offer [dis|en]able/with[out] flags
optional_depends libvorbis "" "" "for Ogg/Vorbis meta support"
optional_depends flac      "" "" "for flac support"
optional_depends mpeg2dec  "" "" "for mpeg2 support"
optional_depends exiv2     "" "" "for exiv2 support"
optional_depends gtk+-2    "" "" "for GTK+ 2.x support"
