-s = queue_only_file;
-while ((ss = string_nextinlist(&s, &sep, buffer, sizeof(buffer))) != NULL)
- {
- if (Ustrncmp(ss, "smtp", 4) == 0)
- {
- ss += 4;
- if (Ustat(ss, &statbuf) == 0)
+if (s)
+ while ((ss = string_nextinlist(&s, &sep, NULL, 0)))
+ if (Ustrncmp(ss, "smtp", 4) == 0)