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>Clocks and Timers [POSIX Section 14]</TITLE
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NAME="POSIX-CLOCKS-AND-TIMERS">Clocks and Timers &#0091;POSIX Section 14&#0093;</H1
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>int clock&#0095;settime( clockid&#0095;t clock&#0095;id,
const struct timespec &#0042;tp); 
int clock&#0095;gettime( clockid&#0095;t clock&#0095;id, struct timespec &#0042;tp); 
int clock&#0095;getres( clockid&#0095;t clock&#0095;id, struct timespec &#0042;tp); 
int timer&#0095;create( clockid&#0095;t clock&#0095;id, struct sigevent &#0042;evp,
	          timer&#0095;t &#0042;timer&#0095;id);
int timer&#0095;delete( timer&#0095;t timer&#0095;id ); 
int timer&#0095;settime( timer&#0095;t timerid, int flags,
	           const struct itimerspec &#0042;value,
	           struct itimerspec &#0042;ovalue ); 
int timer&#0095;gettime( timer&#0095;t timerid, struct itimerspec &#0042;value ); 
int timer&#0095;getoverrun( timer&#0095;t timerid ); 
int nanosleep( const struct timespec &#0042;rqtp, struct timespec &#0042;rmtp);</PRE
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>    Currently <SPAN
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>timer&#0095;getoverrun()</I
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> only
    reports timer notifications that are delayed in the timer
    subsystem.  If they are delayed in the signal subsystem, due to
    signal masks for example, this is not counted as an overrun.
    </P
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>    The option CYGPKG&#0095;POSIX&#0095;TIMERS allows the timer support to be
    enabled or disabled, and causes &#0095;POSIX&#0095;TIMERS to be defined
    appropriately. This will cause other parts of the POSIX system to
    have limited functionality.
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