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The HTTP_IS_NULL_ID macro determines if the HTTP_OPAQUE_ID is NULL.
Syntax
void HTTP_IS_NULL_ID(
pid
);
Parameters
pid
The parameter determined to be NULL.
Return value
None
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps only] |
| Minimum supported server | Windows Server 2008 [desktop apps only] |
| Target Platform | Windows |
| Header | http.h |