@node setgid
@section @code{setgid}
@findex setgid

POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9699919799/functions/setgid.html}

Gnulib module: ---

Portability problems fixed by Gnulib:
@itemize
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
This function is missing on some platforms:
mingw, MSVC 14.
@end itemize