Clarify error message in res_timing_timerfd.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@240505 65c4cc65-6c06-0410-ace0-fbb531ad65f3

res/res_timing_timerfd.c

@@ -266,7 +266,7 @@ static int load_module(void)
 
 	/* Make sure we support the necessary clock type */
 	if ((fd = timerfd_create(CLOCK_MONOTONIC, 0)) < 0) {
-		ast_log(LOG_ERROR, "CLOCK_MONOTONIC not supported.  Not loading.\n");
+		ast_log(LOG_ERROR, "timerfd_create() not supported by the kernel.  Not loading.\n");
 		return AST_MODULE_LOAD_DECLINE;
 	}