Issue the query |msg| on the given |network|. |flags| is a additional config to control actual querying behavior, see ResNsendFlags for detail.
Returns a file descriptor to watch for read events, or a negative POSIX error code (see errno.h) if an immediate error occurs.
See Implementation
Issue the query |msg| on the given |network|. |flags| is a additional config to control actual querying behavior, see ResNsendFlags for detail.
Returns a file descriptor to watch for read events, or a negative POSIX error code (see errno.h) if an immediate error occurs.