depends autoconf
depends docutils

optional_depends ncurses "--enable-curses" "--disable-curses" "for curses frontend"
optional_depends libX11  "--enable-x11"    "--disable-x11"    "for simple X frontend"
optional_depends gtk+-3  "--enable-gtk"    "--disable-gtk"    "for simple GTK frontend"
optional_depends SDL     "--enable-sdl"    "--disable-sdl"    "for SDL frontend"

if in_depends "$MODULE" "SDL"; then
   depends SDL_image
   depends SDL_ttf
   optional_depends SDL_mixer \
                    "--enable-sdl-mixer" \
                    "--disable-sdl-mixer" \
                    "for SDL mixer support"
fi
