change low res sleep func api names

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@11486 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/loggers/mod_logfile/mod_logfile.c

@@ -124,7 +124,7 @@ static switch_status_t mod_logfile_rotate(logfile_profile_t *profile)
 
 	switch_mutex_lock(globals.mutex);
 
-	switch_time_exp_lt(&tm, switch_timestamp_now());
+	switch_time_exp_lt(&tm, switch_micro_time_now());
 	switch_strftime_nocheck(date, &retsize, sizeof(date), "%Y-%m-%d-%H-%M-%S", &tm);
 
 	profile->log_size = 0;