ref: 84ae4fe3de005f9e5844dcb1302c9b22bf63974e 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