Renumber cluase 4 to 3, per what everybody else did when BSD granted
them permission to remove clause 3. My insistance on keeping the same
numbering for legal reasons is too pedantic, so give up on that point.
Submitted by: Jan Schaumann <jschauma@stevens.edu>
Pull Request: https://github.com/freebsd/freebsd/pull/96
technique) so that we don't wind up calling into an application's
version if the application defines them.
Inspired by: qpopper's interfering and buggy version of strlcpy
It's silly to call sysctl() to get the value of _PATH_STDPATH from
<paths.h> when we can just use it directly. This greatly simplifies
the implementation. (This is also part of my grand scheme to get
rid of sysctl's `user' category, which should never have been created.)
Use strlcpy() instead of strncpy() as it has the exact semantics we want.
