sys/times.h - file access and modification times structure
The <sys/times.h> header shall define the structure tms, which is returned by times() and includes at least the following members:clock_t tms_utime User CPU time. clock_t tms_stime System CPU time. clock_t tms_cutime User CPU time of terminated child processes. clock_t tms_cstime System CPU time of terminated child processes.
The clock_t type shall be defined as described in <sys/types.h> .
The following shall be declared as a function and may also be defined as a macro. A function prototype shall be provided.clock_t times(struct tms *);
<sys/types.h>, the System Interfaces volume of IEEE Std 1003.1-2001, times()
First released in Issue 1. Derived from Issue 1 of the SVID.