```
if (nodeid > 0) {
pcmk__xe_set_id(request, "%lu", (unsigned long) nodeid);
}
```
An XML ID can't start with a digit, so `pcmk__xe_set_id()` -> `pcmk__xml_sanitize_id()` converts the first character to an underscore.
* [[https://issues.redhat.com/browse/RHEL-47249 | RHEL-47249]]