is a variable defined in `
Its value is
- This variable may be risky if used as a file-local variable.
Regular expression to match for a valid VMS file name in Dired buffer.
Stupid freaking bug! Position of _ and $ shouldn't matter but they do.
Having [A-Z0-9$_] bombs on filename _$$CHANGE_LOG$.TXT$ and $CHANGE_LOG$.TX.
Other orders of $ and _ seem to all work just fine.