Gets the address info for a node and/or service.
node name (may be null)
service name (may be null)
socket family (0 for any family)
socket type (0 for any type)
socket protocol (0 for any protocol)
getaddrinfo() flags
0 on success or an error code on failure, see addrinfo.ErrorCode.
See Implementation
Gets the address info for a node and/or service.