depends flex			&&
depends bison			&&
depends gtk+2			&&
depends libxml2			&&
depends lilypond		&&
depends autoconf		&&

optional_depends  alsa-utils             \
                  "--enable-alsa"                     \
                  ""                     \
                  "to output audio"      &&

optional_depends  sox                    \
                  ""                     \
                  ""                     \
                  "to output audio"      &&

optional_depends  TIMIDITY                     \
                  ""                           \
                  ""                           \
                  "to output/manipulate midi"


