| AC_DEFUN([ACX_YIELD],[ | |
| YIELD_LIB= | |
| # Solaris has sched_yield in librt, not in libpthread or libc. | |
| # Solaris 2.5.1, 2.6 has sched_yield in libposix4, not librt. | |
| AC_CHECK_LIB(rt, sched_yield, [YIELD_LIB=-lrt], | |
| [AC_CHECK_LIB(posix4, sched_yield, [YIELD_LIB=-lposix4])]) | |
| AC_SUBST([YIELD_LIB]) | |
| AC_CHECK_HEADER([sched.h]) | |
| ]) |