ref: dcb06f2c5b8279ece7f3dda0cce4aed3286cd79f dir: /debian/mime/
audio/basic; /usr/bin/play %s -t au audio/x-aiff; /usr/bin/play %s -t aiff audio/x-gsm; /usr/bin/play %s -t gsm audio/x-wav; /usr/bin/play %s -t wav