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10.476 if_freenameindex

POSIX specification:
https://pubs.opengroup.org/onlinepubs/9699919799/functions/if_freenameindex.html

Gnulib module: —

Portability problems fixed by Gnulib:

Portability problems not fixed by Gnulib:

• This function is missing on some platforms: OpenBSD 3.8, Minix 3.1.8, HP-UX 11.23, Cygwin 1.5.x, mingw, MSVC 14, Android 6.0.
• This is available only as a macro, rather than a function, on some platforms: OpenBSD 4.6, MirBSD 10.