dnl ** check for librt
AC_CHECK_LIB(rt, clock_gettime)
-AC_CHECK_FUNCS(clock_gettime)
+AC_CHECK_FUNCS(clock_gettime timer_create timer_settime)
+FP_CHECK_TIMER_CREATE
dnl ** check for Apple's "interesting" long double compatibility scheme
AC_MSG_CHECKING(for printf\$LDBLStub)