root/include/linux/time.h

/* */

INCLUDED FROM

   1 #ifndef _LINUX_TIME_H
   2 #define _LINUX_TIME_H
   3 
   4 struct timeval {
   5         long    tv_sec;         /* seconds */
   6         long    tv_usec;        /* microseconds */
   7 };
   8 
   9 struct timezone {
  10         int     tz_minuteswest; /* minutes west of Greenwich */
  11         int     tz_dsttime;     /* type of dst correction */
  12 };
  13 
  14 #define NFDBITS                 __NFDBITS
  15 
  16 #define FD_SETSIZE              __FD_SETSIZE
  17 #define FD_SET(fd,fdsetp)       __FD_SET(fd,fdsetp)
  18 #define FD_CLR(fd,fdsetp)       __FD_CLR(fd,fdsetp)
  19 #define FD_ISSET(fd,fdsetp)     __FD_ISSET(fd,fdsetp)
  20 #define FD_ZERO(fdsetp)         __FD_ZERO(fdsetp)
  21 
  22 /*
  23  * Names of the interval timers, and structure
  24  * defining a timer setting.
  25  */
  26 #define ITIMER_REAL     0
  27 #define ITIMER_VIRTUAL  1
  28 #define ITIMER_PROF     2
  29 
  30 struct  itimerval {
  31         struct  timeval it_interval;    /* timer interval */
  32         struct  timeval it_value;       /* current value */
  33 };
  34 
  35 #endif

/* */