felix kraxel /usr/src/linux/drivers/scsi# grep ",M," constants.c
  {0x21,0x01,M,"Invalid element address"},
  {0x28,0x01,M,"Import or export element accessed"},
  {0x3B,0x0D,M,"Medium destination element full"},
  {0x3B,0x0E,M,"Medium source element empty"},