@node mprotect
@subsection @code{mprotect}
@findex mprotect

POSIX specification:@* @url{https://pubs.opengroup.org/onlinepubs/9799919799/functions/mprotect.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:
Minix 3.1.8, mingw, MSVC 14.
@item
This function does not set @code{errno} on some platforms:
mingw.
@item
On AIX, it is not possible to use @code{mprotect} on memory regions allocated
with @code{malloc}.
@end itemize
