add core param for controling timer

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@16093 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_core.c

@@ -1413,6 +1413,8 @@ static void switch_load_core_config(const char *file)
 					switch_time_set_monotonic(switch_true(var));
 				} else if (!strcasecmp(var, "enable-clock-nanosleep")) {
 					switch_time_set_nanosleep(switch_true(var));
+				} else if (!strcasecmp(var, "enable-cond-yield")) {
+					switch_time_set_cond_yield(switch_true(var));
 				} else if (!strcasecmp(var, "max-sessions") && !zstr(val)) {
 					switch_core_session_limit(atoi(val));
 				} else if (!strcasecmp(var, "rtp-start-port") && !zstr(val)) {