socket-descriptor

Specifies the name of a fullword field containing the socket descriptor for which the service is to be performed.

level

Specifies the name of a fullword field containing the level for the option. level can be specified as an absolute expression.

option-name

Specifies the name of a fullword field indicating the option to set. option-name can be specified as an absolute expression.

option-value

Specifies the name of an area containing the data to associate with the socket.

option-value-length

Specifies the name of a fullword field containing the length of option-value.

option-value-length can be specified as an absolute expression. The maximum value for this parameter is 16.