/bin/sh feature? - (nf)

[jim at ism780b.UUCP]

#R:uvm-cs:-27400:ism780b:28500002:000:420
ism780b!jim    Jul  9 10:26:00 1984

>        : Daily uucp script
>        : assumes you have subdirectories.
>        : modified to save another day's LOGFILE
>        SPOOL=/usr/spool/uucp
>        mv $SPOOL/LOGFILE.old $SPOOL/LOGFILE.older
>        mv $SPOOL/LOGFILE $SPOOL/LOGFILE.old

Since ":" is *not* a comment character (rather, it is a command which does
nothing), that "'" starts a quoted string which is terminated by EOF.
Use "#" for comments.