__WSAFDIsSet function

The __WSAFDIsSet function specifies whether a socket is included in a set of socket descriptors.

Syntax

int __WSAFDIsSet(
  SOCKET ,
  fd_set *
);

Parameters

arg1

TBD

arg2

Pointer to an fd_set structure containing the set of socket descriptors. The __WSAFDIsSet function determines whether the socket specified in the fd parameter is a member of that set.

Return value

None

Remarks

Windows Phone 8: This function is supported for Windows Phone Store apps on Windows Phone 8 and later.

Windows 8.1 and Windows Server 2012 R2: This function is supported for Windows Store apps on Windows 8.1, Windows Server 2012 R2, and later.

Requirements

   
Minimum supported client Windows 8.1, Windows Vista [desktop apps | UWP apps]
Minimum supported server Windows Server 2003 [desktop apps | UWP apps]
Target Platform Windows
Header winsock.h (include Winsock2.h)
Library Ws2_32.lib
DLL Ws2_32.dll

See also

WSAAsyncSelect

WSAEventSelect

fd_set

select