DevHlp_FreeCtxHook frees a context hook allocated by the DevHlp_AllocateCtxHook.

Calling Sequence in Assembler

MOV   EAX, Hook_Handle
MOV   DL,  DevHlp FreeCtxHook
CALL   Device Help 

Results in Assembler

C

C Clear if hook freed.

EAX = 0

C
C Set if error.

EAX = Error code

Calling Sequence in C

#include  "dhcalls.h"

USHORT APIENTRY DevHelp_FreeCtxHook

( ULONG HookHandle)

Results in C

Success Indicator 0 if hook successfully freed.

Remarks

The state of the interrupt flag is not preserved across calls to this DevHlp.

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