@node gettid @subsection @code{gettid} @findex gettid Documentation: @itemize @item @ifinfo @ref{Process Identification,,Process Identification,libc}, @end ifinfo @ifnotinfo @url{https://www.gnu.org/software/libc/manual/html_node/Process-Identification.html}, @end ifnotinfo @item @uref{https://www.kernel.org/doc/man-pages/online/pages/man2/gettid.2.html,,man gettid}. @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 most non-glibc platforms: macOS 11.1, FreeBSD 13.0, NetBSD 9.0, OpenBSD 6.7, Minix 3.1.8, AIX 5.1, HP-UX 11, IRIX 6.5, Solaris 11.4, Cygwin 2.9, mingw, MSVC 14. @end itemize