+ {ERR_PACK(0, SYS_F_GETADDRINFO, 0), "getaddrinfo"},
+ {ERR_PACK(0, SYS_F_GETNAMEINFO, 0), "getnameinfo"},
+ {ERR_PACK(0, SYS_F_SETSOCKOPT, 0), "setsockopt"},
+ {ERR_PACK(0, SYS_F_GETSOCKOPT, 0), "getsockopt"},
+ {ERR_PACK(0, SYS_F_GETSOCKNAME, 0), "getsockname"},
+ {ERR_PACK(0, SYS_F_GETHOSTBYNAME, 0), "gethostbyname"},