HAVE_ARPA_INET_H 50 ext/socket/getaddrinfo.c #if defined(HAVE_ARPA_INET_H) HAVE_ARPA_INET_H 46 ext/socket/getnameinfo.c #if defined(HAVE_ARPA_INET_H) HAVE_ARPA_INET_H 44 ext/socket/rubysocket.h # ifdef HAVE_ARPA_INET_H