[Bug other/80047] fixincludes/fixincl.c: PVS-Studio: Improper Release of Memory Before Removing Last Reference (CWE-401)

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80047

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
>char cwdbuf[MAXPATHLEN];

This is not a GNU style thing.  GNU style mentions against using arbitrary
limits.