RtlLargeIntegerDivide

LARGE_INTEGER
RtlLargeIntegerDivide(
IN LARGE_INTEGER Dividend,
IN LARGE_INTEGER Divisor,
IN OUT PLARGE_INTEGER Remainder
);

RtlLargeIntegerDivide is exported to support existing driver binaries and is obsolete. For better performance, use the compiler support for 64-bit integer operations.