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Fractions in binary arithmetic terminate only if 2 is the only prime factor in the denominator.
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sched_rr_get_interval(3c) [opensolaris man page]

sched_rr_get_interval(3C)				   Standard C Library Functions 				 sched_rr_get_interval(3C)

sched_rr_get_interval - get execution time limits SYNOPSIS
#include <sched.h> int sched_rr_get_interval(pid_t pid, struct timespec *interval); DESCRIPTION
The sched_rr_get_interval() function updates the timespec structure referenced by the interval argument to contain the current execution time limit (that is, time quantum) for the process specified by pid. If pid is 0, the current execution time limit for the calling process will be returned. RETURN VALUES
If successful, the sched_rr_get_interval() function returns 0. Otherwise, it returns -1 and sets errno to indicate the error. ERRORS
The sched_rr_get_interval() function will fail if: ESRCH No process can be found corresponding to that specified by pid. ATTRIBUTES
See attributes(5) for descriptions of the following attributes: +-----------------------------+-----------------------------+ |ATTRIBUTE TYPE |ATTRIBUTE VALUE | +-----------------------------+-----------------------------+ |Interface Stability |Committed | +-----------------------------+-----------------------------+ |MT-Level |MT-Safe | +-----------------------------+-----------------------------+ |Standard |See standards(5). | +-----------------------------+-----------------------------+ SEE ALSO
librt(3LIB), sched.h(3HEAD), sched_getparam(3C), sched_setparam(3C), sched_get_priority_max(3C), sched_getscheduler(3C), sched_setsched- uler(3C), attributes(5), standards(5) SunOS 5.11 1 Apr 2008 sched_rr_get_interval(3C)

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