ONE_MEGABYTE       21 fdisk.cpp      #define ONE_GIGABYTE (ONE_MEGABYTE * 1024)
ONE_MEGABYTE       22 fdisk.cpp      #define MAX_BYTES_PER_LOGICAL_DRIVE (ONE_MEGABYTE * 8)
ONE_MEGABYTE       32 fdisk.cpp      #define BYTES_PER_PHY_DRV (30*ONE_MEGABYTE)
ONE_MEGABYTE      176 fdisk.cpp      		BYTES_PER_PHY_DRV / ONE_MEGABYTE);
ONE_MEGABYTE      207 fdisk.cpp      		  (pt[i].end - pt[i].start + 1) * BYTES_PER_SECTOR / ONE_MEGABYTE);