title os2ilck.asm	.486CODE32	segment dword use32 public 'CODE'CODE32	endsDATA32	segment dword use32 public 'DATA'DATA32	endsDGROUP	group  DATA32	assume	cs:FLAT, ds:FLAT, ss:FLAT, es:FLATCODE32	segment	align 04hos2InterlockedCompareExchange    proc        mov ecx, [esp+4]       mov edx, [esp+8]       mov eax, [esp+12]       lock cmpxchg [ecx], edx       retos2InterlockedCompareExchange    endp	align 04hos2InterlockedIncrement  proc          mov     eax,[esp+4]        lock    inc dword ptr[eax]        ret	os2InterlockedIncrement  endp	align 04hos2InterlockedDecrement  proc          mov     eax,[esp+4]        lock    dec dword ptr[eax]        ret	os2InterlockedDecrement  endppublic os2InterlockedCompareExchangepublic os2InterlockedIncrementpublic os2InterlockedDecrementCODE32	endsend