This is the function type of the callback used for the glib.Source returned by g_pollable_input_stream_create_source() and g_pollable_output_stream_create_source().
it should return FALSE if the source should be removed.
2.28
This is the function type of the callback used for the glib.Source returned by g_pollable_input_stream_create_source() and g_pollable_output_stream_create_source().