depends zlib    &&
optional_depends "OPENGL"                \
                 ""                      \
                 "--disable-opengl"      \
                 "build with opengl?"    &&
optional_depends "SSL"               \
                 ""                      \
                 "--disable-ssl"         \
                 "build with ssl?"       &&
optional_depends "wxgtk"                 \
                 ""                      \
                 "--disable-wx"          \
                 "to build Osmo4 player" &&
optional_depends "librsvg2"              \
                 ""                      \
                 "--disable-svg"         \
                 "enable svg?"           &&
optional_depends "freetype2"             \
                 ""                      \
                 "--use-ft=no"           \
                 "enable freetype?"      &&
optional_depends "JPEG"                  \
                 ""                      \
                 "--use-jpeg=no"         \
                 "enable jpeg?"          &&
optional_depends "libpng"                \
                 ""                      \
                 "--use-png=no"          \
                 "enable png?"           &&
optional_depends "libmad"                \
                 ""                      \
                 "--use-mad=no"          \
                 "enable libmad?"        &&
optional_depends "faad2"                 \
                 ""                      \
                 "--use-faad=no"         \
                 "enable faad?"          &&
optional_depends "xvid"                  \
                 ""                      \
                 "--use-xvid=no"         \
                 "enable xvid?"          &&
optional_depends "openjpeg"              \
                 ""                      \
                 "--use-openjpeg=no"     \
                 "enable openjpeg?"        

