@node pkey_free
@subsection @code{pkey_free}
@findex pkey_free

Documentation:
@itemize
@item
@ifinfo
@ref{Memory Protection,,Memory Protection,libc},
@end ifinfo
@ifnotinfo
@url{https://www.gnu.org/software/libc/manual/html_node/Memory-Protection.html},
@end ifnotinfo
@item
@uref{https://www.kernel.org/doc/man-pages/online/pages/man2/pkey_free.2.html,,man pkey_free}.
@end itemize

Gnulib module: ---

Portability problems fixed by Gnulib:
@itemize
@end itemize

Portability problems not fixed by Gnulib:
@itemize
@item
This function exists only on Linux and is therefore
missing on all non-glibc platforms:
glibc 2.26, macOS 11.1, FreeBSD 13.0, NetBSD 9.0, OpenBSD 6.7, Minix 3.1.8, AIX 7.1, HP-UX 11.31, IRIX 6.5, Solaris 11.4, Cygwin 2.9, mingw, MSVC 14, Android 9.0.
@end itemize
