_SC_XOPEN_REALTIME_THREADS 598 ext/etc/constdefs.h #if !defined(_SC_XOPEN_REALTIME_THREADS) _SC_XOPEN_REALTIME_THREADS 600 ext/etc/constdefs.h # define _SC_XOPEN_REALTIME_THREADS _SC_XOPEN_REALTIME_THREADS _SC_XOPEN_REALTIME_THREADS 1298 ext/etc/constdefs.h #if defined(_SC_XOPEN_REALTIME_THREADS) _SC_XOPEN_REALTIME_THREADS 1299 ext/etc/constdefs.h rb_define_const(mod, "SC_XOPEN_REALTIME_THREADS", INTEGER2NUM(_SC_XOPEN_REALTIME_THREADS));