nf-ws2spi-wpufdisset.md

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NF:ws2spi.WPUFDIsSet	WPUFDIsSet function (ws2spi.h)	The WPUFDIsSet function checks the membership of the specified socket handle.	WPUFDIsSet WPUFDIsSet function [Winsock] _win32_wpufdisset_2 winsock.wpufdisset_2 ws2spi/WPUFDIsSet	winsock\wpufdisset_2.htm	WinSock	87726b13-ede4-4c73-be98-4ad4180ea3e7	12/05/2018	WPUFDIsSet, WPUFDIsSet function [Winsock], _win32_wpufdisset_2, winsock.wpufdisset_2, ws2spi/WPUFDIsSet	ws2spi.h		Windows	Windows 2000 Professional [desktop apps only]	Windows 2000 Server [desktop apps only]													Windows			19H1	WPUFDIsSet ws2spi/WPUFDIsSet	c++	APIRef kbSyntax	UserDefined	Ws2spi.h	WPUFDIsSet

WPUFDIsSet function

-description

The WPUFDIsSet function checks the membership of the specified socket handle.

-parameters

-param s [in]

Descriptor identifying the socket.

-param fdset [in]

Set to check for the membership of socket s.

-returns

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.

-see-also

LPWSPSelect