Makes a memory setting current.
OSStatus ATSUSetCurrentMemorySetting (ATSUMemorySetting iMemorySetting);
iMemorySetting
A reference of type ATSUMemorySetting. Pass a reference to the memory setting that you want to make current. Until another setting is made current, this setting will be used in subsequent Memory Manager calls made within ATSUI.
After you create a memory setting by calling the function ATSUCreateMemorySetting, you must pass it to the ATSUSetCurrentMemorySetting function to ensure that it will be used in subsequent Memory Manager calls.