[plug] strncmp in shell

[Cameron Patrick]

Russell Steicke wrote:

| I think that searching the man page is a given, for many members of the
| list.  We can probably guess which list members.
| 
| However, knowing what to search when the syntax is as weird as that...

Yeah.  Although reading it now, I'm mildly embarassed that I didn't
think of searching for "substring" which would have found it easily.

Cameron.