clear_all_ncc_models — This operator is inoperable. It had the following function:
Free the memory of all NCC models.
clear_all_ncc_models is obsolete, inoperable, and is only provided
for reasons of backward compatibility. New applications should not use
clear_all_ncc_models, the operator will be removed in future
clear_all_ncc_models( : : : )
clear_all_ncc_models exists solely for the purpose of
implementing the “reset program” functionality in HDevelop.
clear_all_ncc_models must not be used in any
clear_all_ncc_models always returns 2 (H_MSG_TRUE).