Asynchronously opens @file for appending.
For more details, see g_file_append_to() which is the synchronous version of this call.
When the operation is finished, @callback will be called. You can then call g_file_append_to_finish() to get the result of the operation.
a set of #GFileCreateFlags
the [I/O priority][io-priority] of the request
optional #GCancellable object, %NULL to ignore
a #GAsyncReadyCallback to call when the request is satisfied
the data to pass to callback function
See Implementation
Asynchronously opens @file for appending.
For more details, see g_file_append_to() which is the synchronous version of this call.
When the operation is finished, @callback will be called. You can then call g_file_append_to_finish() to get the result of the operation.