TRKS_PER_LOG_DRV   29 fdisk.cpp      #define SECS_PER_LOG_DRV (TRKS_PER_LOG_DRV * SECTORS_PER_TRACK)
TRKS_PER_LOG_DRV  150 fdisk.cpp      		lNewMax = smaller(TRKS_PER_LOG_DRV * SECTORS_PER_TRACK,lAvail);