ref: c6037337742b7bbe5128db72bb8d33eda8b5d48b dir: /debian/mime/
audio/basic; /usr/bin/play -t au %s audio/x-aiff; /usr/bin/play -t aiff %s audio/x-gsm; /usr/bin/play -t gsm %s audio/x-wav; /usr/bin/play -t wav %s