sys/h/types.h

/*      types.h 4.1     81/03/21        */

/*
 * Basic system types and major/minor device constructing/busting macros.
 */

/* major part of a device */
#define major(x)        ((int)(((unsigned)(x)>>8)&0377))

/* minor part of a device */
#define minor(x)        ((int)((x)&0377))

/* make a device number */
#define makedev(x,y)    ((dev_t)(((x)<<8) | (y)))

typedef unsigned char   u_char;
typedef unsigned short  u_short;
typedef unsigned int    u_int;
typedef unsigned long   u_long;

/* SHOULD USE long RATHER THAN int HERE BUT IT WOULD GIVE LINT ON THE KERNEL */
/* GASTRIC DISTRESS AND DON'T HAVE TIME TO FIX THAT JUST NOW */
typedef struct  _physadr { int r[1]; } *physadr;
typedef int     daddr_t;
typedef char *  caddr_t;
typedef u_short ino_t;
typedef int     swblk_t;
typedef int     size_t;
typedef int     time_t;
typedef int     label_t[14];
typedef short   dev_t;
typedef int     off_t;