diff options
Diffstat (limited to 'time/sys/time.h')
| -rw-r--r-- | time/sys/time.h | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/time/sys/time.h b/time/sys/time.h index f8c946f..0473dae 100644 --- a/time/sys/time.h +++ b/time/sys/time.h @@ -54,23 +54,24 @@ struct timezone int tz_minuteswest; /* Minutes west of GMT. */ int tz_dsttime; /* Nonzero if DST is ever in effect. */ }; - -typedef struct timezone *__restrict __timezone_ptr_t; -#else -typedef void *__restrict __timezone_ptr_t; #endif -/* Get the current time of day and timezone information, - putting it into *TV and *TZ. If TZ is NULL, *TZ is not filled. - Returns 0 on success, -1 on errors. - NOTE: This form of timezone information is obsolete. - Use the functions and variables declared in <time.h> instead. */ +/* Get the current time of day, putting it into *TV. + If TZ is not null, *TZ must be a struct timezone, and both fields + will be set to zero. + Calling this function with a non-null TZ is obsolete; + use localtime etc. instead. + This function itself is semi-obsolete; + most callers should use time or clock_gettime instead. */ extern int gettimeofday (struct timeval *__restrict __tv, - __timezone_ptr_t __tz) __THROW __nonnull ((1)); + void *__restrict __tz) __THROW __nonnull ((1)); #ifdef __USE_MISC /* Set the current time of day and timezone information. - This call is restricted to the super-user. */ + This call is restricted to the super-user. + Setting the timezone in this way is obsolete, but we don't yet + warn about it because it still has some uses for which there is + no alternative. */ extern int settimeofday (const struct timeval *__tv, const struct timezone *__tz) __THROW; |