Make setuid wrapper suggestion more secure.
Make setuid wrapper suggestion more secure.

Patch by: Dan Cross <cross@fubar.cshack.net>
(Tweaked by me to include Greg Hudson's "reeeeally really nitpicky"
 suggestion to cast the NULL to const char *).

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion