1dnl # 2dnl # Check if librt is required for clock_gettime. 3dnl # clock_gettime is generally available in libc on modern systems. 4dnl # 5AC_DEFUN([ZFS_AC_CONFIG_USER_CLOCK_GETTIME], [ 6 AC_CHECK_FUNC([clock_gettime], [], [ 7 AC_CHECK_LIB([rt], [clock_gettime], [ 8 AC_SUBST([LIBCLOCK_GETTIME], [-lrt])], [ 9 AC_MSG_FAILURE([*** clock_gettime is missing in libc and librt]) 10 ]) 11 ]) 12]) 13