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The WPUFDIsSet function checks the membership of the specified socket handle.
Syntax
int WPUFDIsSet(
[in] SOCKET s,
[in] fd_set *fdset
);
Parameters
[in] s
Descriptor identifying the socket.
[in] fdset
Set to check for the membership of socket s.
Return value
If no error occurs, a value of nonzero is returned denoting that socket s is a member of the set parameter. Otherwise, the return value is zero.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | ws2spi.h |