depends fribidi &&
depends libxp &&
depends subversion &&
depends valgrind &&

optional_depends check "" "" "Use check?"  &&

optional_depends doxygen                   \
                 "--enable-doc"            \
                 "--disable-doc"           \
                 "Build documentation?"    &&

optional_depends  bullet                                           \
                  '--enable-physics'                               \
                  '--disable-physics'                              \
                  'for physics effects and support (recommended)'  \
                  'games'                                          &&

optional_depends  curl                                       \
                  '--enable-curl'                            \
                  '--disable-curl'                           \
                  'for curl download support (recommended)'  &&

optional_depends  fontconfig                                         \
                  '--enable-fontconfig'                              \
                  '--disable-fontconfig'                             \
                  'use fontconfig for finding fonts (recommended)?'  &&

optional_depends  gettext                                      \
                  '--enable-nls'                               \
                  '--disable-nls'                              \
                  'for Native Language Support (recommended)'  &&

optional_depends  giflib                                \
                  '--enable-image-loader-gif'           \
                  '--disable-image-loader-gif'          \
                  'for GIF image loader (recommended)'  &&

optional_depends  libwebp                        \
                  '--enable-image-loader-webp'   \
                  '--disable-image-loader-webp'  \
                  'for WebP image loader'        &&

optional_depends  pixman                               \
                  '--enable-pixman --enable-pixman-font --enable-pixman-rect --enable-pixman-line --enable-pixman-poly --enable-pixman-image --enable-pixman-image-scale-sample'                    \
                  '--disable-pixman'                   \
                  'use pixman for software rendering (not recommended)?'  &&

optional_depends  pulseaudio                      \
                  '--enable-pulseaudio'           \
                  '--disable-pulseaudio'          \
                  'for PulseAudio sound support'  &&

optional_depends  sdl                  \
                  '--enable-sdl'       \
                  '--disable-sdl'      \
                  'for SDL rendering'  &&

optional_depends  tiff                           \
                  '--enable-image-loader-tiff'   \
                  '--disable-image-loader-tiff'  \
                  'for TIFF image loader'        &&

optional_depends  tslib                     \
                  '--enable-tslib'          \
                  '--disable-tslib'         \
                  'for touchscreen events'  &&

optional_depends  util-linux                                    \
                  '--enable-mount'                              \
                  '--disable-mount'                             \
                  'for mount (libmount) support (recommended)'