ref: 6217a8c0415657acef3896a0a1bcc1a0c42a9c0c 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