BOOLEAN RtlpContainsCreatorGroupSid( PKNOWN_ACE Ace ); Routine Description: Tests to see if the specified ACE contains the CreatorGroupSid. Arguments: Ace - Pointer to the ACE whose SID is be compared to the Creator Sid. This ACE is assumed to be valid and a known ACE type. Return Value: TRUE - The creator sid is in the ACE. FALSE - The creator sid is not in the ACE.