Synchronously reverse-resolves @address to determine its associated hostname.
If the DNS resolution fails, @error (if non-%NULL) will be set to a value from #GResolverError.
If @cancellable is non-%NULL, it can be used to cancel the operation, in which case @error (if non-%NULL) will be set to %G_IO_ERROR_CANCELLED.
the address to reverse-resolve
a #GCancellable, or %NULL
a hostname (either ASCII-only, or in ASCII-encoded form), or %NULL on error.
GException on failure.
2.22
See Implementation
Synchronously reverse-resolves @address to determine its associated hostname.
If the DNS resolution fails, @error (if non-%NULL) will be set to a value from #GResolverError.
If @cancellable is non-%NULL, it can be used to cancel the operation, in which case @error (if non-%NULL) will be set to %G_IO_ERROR_CANCELLED.