Ada Programming/Libraries/Ada.Dynamic Priorities

is a unit of the Predefined Language Environment since Ada 95.

Specification
Preelaborate Dynamic_Priorities Set_Priority Priority  SystemAny_Priority T         AdaTask_IdentificationTask_Id AdaTask_IdentificationCurrent_Task Get_Priority T  AdaTask_IdentificationTask_Id AdaTask_IdentificationCurrent_Task SystemAny_Priority AdaDynamic_Priorities

Wikibook

 * Ada Programming/Libraries/Ada