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13.69.11 fopencookie

Documentation:

• https://www.gnu.org/software/libc/manual/html_node/Streams-and-Cookies.html,
• man fopencookie.

Gnulib module: —

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

• This function is missing on many non-glibc platforms: macOS 14, FreeBSD 10.4, NetBSD 10.0, OpenBSD 6.7, Minix 3.1.8, AIX 7.3, HP-UX 11, Solaris 11.4, Cygwin 1.5.x, mingw, MSVC 14, Android 9.0.