@node sethostname @subsection @code{sethostname} @findex sethostname LSB specification:@* @url{https://refspecs.linuxbase.org/LSB_5.0.0/LSB-Core-generic/LSB-Core-generic/baselib-sethostname-2.html} Documentation: @itemize @item @ifinfo @ref{Host Identification,,Host Identification,libc}, @end ifinfo @ifnotinfo @url{https://www.gnu.org/software/libc/manual/html_node/Host-Identification.html}, @end ifnotinfo @item @uref{https://www.kernel.org/doc/man-pages/online/pages/man2/sethostname.2.html,,man sethostname}. @end itemize Gnulib module: sethostname Portability problems fixed by Gnulib: @itemize @item This function is missing on some platforms: Minix 3.1.8, Cygwin 1.7.x, mingw, MSVC 14, Android 5.1. Note that the Gnulib replacement may fail with ENOSYS on some platforms. @item This function is not declared on some platforms: AIX 7.1, Solaris 10. @end itemize Portability problems not fixed by Gnulib: @itemize @item The first parameter is @code{char *} instead of @code{const char *} on some platforms: Solaris 11 2010-11. @item The second parameter is @code{int} instead of @code{size_t} on some platforms: macOS 11.1, MidnightBSD 2.0, Solaris 11 2010-11. @end itemize