RE: [PATCH] wrapper: remove xunsetenv()

> Jeff King <peff@peff.net> writes:
> 
> > However, according to the unsetenv() manpage:
> >
> >   Prior to glibc 2.2.2, unsetenv() was prototyped as returning void;
> >   more recent glibc versions follow the POSIX.1-compliant prototype
> >   shown in the SYNOPSIS.
> >
> > So it is POSIX to return an int, but that gives us at least one
> > platform where unsetenv() returns void (or used to). glibc 2.2.2 is
> > 2001-era, so that may be old enough that we don't care. But it makes
> > me wonder if other older or obscure platforms will run into this.
> 
> Ahh, OK.  Well, we will hear from them soon enough.  It is not like this is
> anything urgent.