- (void *) bt_ctf_field_create,
- (void *) bt_put,
- (void *) create_event_header_field,
- (void *) destroy_event_header_field);
+ (create_field_func) bt_ctf_field_create,
+ (release_field_func) bt_put,
+ (create_header_field_func) create_event_header_field,
+ (release_header_field_func) destroy_event_header_field);