1 /* disktab.h 4.3 83/08/11 */ 2 3 /* 4 * Disk description table, see disktab(5) 5 */ 6 #define DISKTAB "/etc/disktab" 7 8 struct disktab { 9 char *d_name; /* drive name */ 10 char *d_type; /* drive type */ 11 int d_secsize; /* sector size in bytes */ 12 int d_ntracks; /* # tracks/cylinder */ 13 int d_nsectors; /* # sectors/track */ 14 int d_ncylinders; /* # cylinders */ 15 int d_rpm; /* revolutions/minute */ 16 struct partition { 17 int p_size; /* #sectors in partition */ 18 short p_bsize; /* block size in bytes */ 19 short p_fsize; /* frag size in bytes */ 20 } d_partitions[8]; 21 }; 22 23 struct disktab *getdiskbyname(); 24