BOOLEAN
RtlEqualString(
IN PSTRING String1,
IN PSTRING String2,
IN BOOLEAN CaseInSensitive
);
RtlEqualString compares two alphabetic strings to determine whether they are equal.
RtlEqualString returns TRUE if the two strings are equal.
RtlEqualString compares strings containing only ANSI alphabetic characters.
Callers of RtlEqualString must be running at IRQL PASSIVE_LEVEL.