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								| gethostbyaddr This function retrieves the host data corresponding to a network address. | VB4-32,5,6 Declare Function gethostbyaddr Lib "wsock32.dll" (haddr As Long, ByVal hnlen As Long, ByVal addrtype As Long) As Long
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 | VB.NET System.Net.Dns.GetHostByAddress
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 | Operating Systems Supported | 
 | Requires Windows Sockets 1.1 or later | 
 
 | · addr [in] Pointer to an address in network byte order.
 
 · len
 [in] Address length.
 
 · type
 [in] Address type.
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 | A pointer to the HOSTENT structure indicates no error occurred. A NULL pointer indicates failure. To get a specific error value, call the WSAGetLastError function. | 
 
 
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