.nf
.P
.BI "int clock_nanosleep(clockid_t " clockid ", int " flags ,
-.BI " const struct timespec *" request ,
+.BI " const struct timespec *" t ,
.BI " struct timespec *_Nullable " remain );
.fi
.P
If
.I flags
is 0, then the value specified in
-.I request
+.I t
is interpreted as an interval relative to the current
value of the clock specified by
.IR clockid .
is
.BR TIMER_ABSTIME ,
then
-.I request
+.I t
is interpreted as an absolute time as measured by the clock,
.IR clockid .
If
-.I request
+.I t
is less than or equal to the current value of the clock,
then
.BR clock_nanosleep ()
.BR clock_nanosleep ()
suspends the execution of the calling thread
until either at least the time specified by
-.I request
+.I t
has elapsed,
or a signal is delivered that causes a signal handler to be called or
that terminates the process.
.SH ERRORS
.TP
.B EFAULT
-.I request
+.I t
or
.I remain
specified an invalid address.
glibc 2.1.
.SH NOTES
If the interval specified in
-.I request
+.I t
is not an exact multiple of the granularity underlying clock (see
.BR time (7)),
then the interval will be rounded up to the next multiple.
is
.BR TIMER_ABSTIME .
(An absolute sleep can be restarted using the same
-.I request
+.I t
argument.)
.P
POSIX.1 specifies that