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13.87.2 pidfd_getpid

Documentation:

• https://www.gnu.org/software/libc/manual/html_node/Querying-a-Process.html,
• https://lwn.net/Articles/943022/.

Gnulib module: —

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

• This function is missing on all non-glibc platforms: glibc 2.38, macOS 14, FreeBSD 14.0, NetBSD 10.0, OpenBSD 7.5, Minix 3.3.0, AIX 7.3.1, HP-UX 11.31, Solaris 11.4, Cygwin 3.5.3, mingw, MSVC 14, Android.