2 @subsection @code{sysctl}
9 @ref{System Parameters,,System Parameters,libc},
12 @url{https://www.gnu.org/software/libc/manual/html_node/System-Parameters.html},
15 @uref{https://www.kernel.org/doc/man-pages/online/pages/man2/sysctl.2.html,,man sysctl}.
20 Portability problems fixed by Gnulib:
24 Portability problems not fixed by Gnulib:
27 This function is missing on some platforms:
28 glibc 2.32, Minix 3.1.8, AIX 5.1, HP-UX 11, Solaris 11.4, Cygwin 2.9, mingw, MSVC 14, Android 9.0.