Controls entries to or exits from a critical section in MTDLL servers.

SYS(2336 [, nAction])

Parameters

nAction

Specifies the action performed by the SYS(2336) function according to the following table.

nAction	Description
(none)	Returns the current reference count. (Default)
1	Calls EnterCriticalSection.
2	Calls LeaveCriticalSection.
3	Calls LeaveCriticalSection as many times as necessary to reduce the reference count to 0, thereby freeing the critical section.

Return Value

Remarks

See Also