depends pkgconfig

optional_depends "alsa-lib"                                      \
                 "--enable-alsa"                                 \
                 "--disable-alsa"                                \
                 "for Advanced Linux Sound Architecture support"

optional_depends "nas"                                           \
                 "--enable-nas"                                  \
                 "--disable-nas"                                 \
                 "for Network Audio System support"
