mib[1] = CTL_P1003_1B_TIMER_MAX;
goto yesno;
#endif /* _P1003_1B_VISIBLE */
case _SC_NPROCESSORS_CONF:
mib[0] = CTL_HW;
mib[1] = HW_NCPU;
yesno: if (sysctl(mib, 2, &value, &len, NULL, 0) == -1)
return (-1);
.It Li _SC_2_UPE
Return 1 if the system supports the User Portability Utilities Option,
otherwise \-1.
.It Li _SC_NPROCESSORS_CONF
Returns the number of processors in the system.
.El
.Sh RETURN VALUES
If the call to
#define _SC_SEM_VALUE_MAX 50
#define _SC_SIGQUEUE_MAX 51
#define _SC_TIMER_MAX 52
#define _SC_NPROCESSORS_CONF 53
/* POSIX.1B pathconf and fpathconf options */
#define _PC_ASYNC_IO 53