Retrieves the result of a previous call to gio.resolver.Resolver.lookupByAddressAsync.
If the DNS resolution failed, error (if non-null) will be set to a value from #GResolverError. If the operation was cancelled, error will be set to gio.types.IOErrorEnum.Cancelled.
the result passed to your #GAsyncReadyCallback
a hostname (either ASCII-only, or in ASCII-encoded form), or null on error.
Retrieves the result of a previous call to gio.resolver.Resolver.lookupByAddressAsync.
If the DNS resolution failed, error (if non-null) will be set to a value from #GResolverError. If the operation was cancelled, error will be set to gio.types.IOErrorEnum.Cancelled.