depends cmake   &&
depends SSL &&
depends zlib    &&
optional_depends pcsc-lite  '-DWITH_PCSC=1' \
                            '-DWITH_PCSC=0' \
                            '' &&
optional_depends cups       '-DWITH_CUPS=1' \
                            '-DWITH_CUPS=0' \
                            'printer support' &&
optional_depends LIBAVCODEC '-DWITH_FFMPEG=1' \
                            '-DWITH_FFMPEG=0' \
                            'streaming io support' &&
optional_depends pulseaudio '-DWITH_PULSEAUDIO=1' \
                            '-DWITH_PULSEAUDIO=0' \
                            'streaming io support'
optional_depends alsa-lib   '-DWITH_ALSA=1' \
                            '-DWITH_ALSA=0' \
                            'ALSA sound support'