@node pkey_set @subsection @code{pkey_set} @findex pkey_set Documentation:@* @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 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