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clear_all_conditions is obsolete, inoperable, and is only provided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