Robots for sysV

[Guy Harris]

> Recently someone posted a new robots for SysV. Well, that program
> doesn't work either. It wouldn't compile with the following problems:
> robots.c
> ==============
> (634)  unknown size
> (641)  l_type undefined
> (641)  F_WRLCK undefined

Sounds suspiciously like the file-locking call for "fcntl".  That didn't
appear until S5R2V2 for the VAX; it may have come out earlier for the 3B.

Too bad UNIX didn't have a file locking mechanism earlier...

	Guy Harris