Replace exitIfRunning with running

seqs/coturn.sh

@@ -49,7 +49,10 @@ step_10_info() {
 }
 step_10_alias() { echo "updateip"; }
 step_10() {
-  exitIfRunning
+  if running ; then
+    error "$toolName already running"
+    return 1
+  fi
   shift
   local retryCount=$publicIpRetry
   local ipUpdater