8.29 net/if.h

POSIX specification:
http://www.opengroup.org/onlinepubs/9699919799/basedefs/net_if.h.html

Gnulib module: net_if

Portability problems fixed by Gnulib:

• This header file is not self-contained on some platforms (needing <sys/socket.h> to be included first): FreeBSD 8.2, OpenBSD 5.2.

Portability problems not fixed by Gnulib:

• This header file is missing on some platforms: mingw, MSVC 9, Interix 3.5, BeOS.