ObjFW  Diff

		AC_CHECK_FUNC(sched_yield, [
			AC_DEFINE(OF_HAVE_SCHED_YIELD, 1,
				[Whether we have sched_yield()])
		])

		AC_CHECK_FUNCS(pthread_attr_getschedpolicy)

		old_OBJCFLAGS="$OBJCFLAGS"
		OBJCFLAGS="$OBJCFLAGS -Werror"
		AC_MSG_CHECKING(for pthread_attr_setinheritsched)
		AC_COMPILE_IFELSE([
			AC_LANG_PROGRAM([
				#include <spawn.h>
				#include <pthread.h>
			], [
				pthread_attr_setinheritsched(NULL, 0);
				pthread_attr_setinheritsched(
				    (pthread_attr_t *)-1, 0);
			])
		], [
			AC_MSG_RESULT(yes)
			AC_DEFINE(HAVE_PTHREAD_ATTR_SETINHERITSCHED, 1,
				[Whether we have pthread_attr_setinheritsched])
		], [
			AC_MSG_RESULT(no)
		])
		OBJCFLAGS="$old_OBJCFLAGS"

		AC_CHECK_HEADERS(pthread_np.h, [], [], [#include <pthread.h>])
		AC_CHECK_FUNCS(pthread_set_name_np pthread_setname_np, break)
		;;
	esac

	AC_DEFINE(OF_HAVE_THREADS, 1, [Whether we have threads])