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#define INCL_WINFRAMEMGR
 
WM_QUERYHELPINFO
 
The WM_QUERYHELPINFO message is sent to a frame window to retrieve the
handle of the help instance.
 
This message does not use any parameters.
 
Return Value
 
An application should return the help instance handle associated with the
window. If no handle is available, the application should return NULL.
 
See Also
 
WM_SETHELPINFO
 
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