Include netinet/in.h and sys/socket.h to get struct sockaddr_in and the AF_* defines respectively.  Fixes compile on OpenBSD and Posix requires these includes as well.
Include netinet/in.h and sys/socket.h to get struct sockaddr_in and
the AF_* defines respectively.  Fixes compile on OpenBSD and Posix
requires these includes as well.

farsightsec/fstrm,farsightsec/fstrm