EZY4097E

Address family not supported by protocol family (EAFNOSUPPORT)
Explanation
The address family specified in the socket call is not supported
by the protocol specified.  It must be either AF_IUCV or AF_INET.
 The protocol field must be set to 0 if the domain parameter is set
to AF_IUCV. The following table displays some of the possible function
calls that might return this error value:
bind
The address family is not supported (it is not AF_IUCV
or AF_INET).
connect
The address family is not supported.

System action
The socket call abends.  TCPIP continues.

Operator response
None.

System programmer response
  Use the information provided in the table above as a guide to
the conditions under which this error can occur.  Apply this information
to your application, and correct the parameters of the appropriate
socket call.  For more information, see the z/OS Communications Server: IP Sockets Application
Programming Interface Guide and Reference.

Module
TCPERROR

Procedure name
tcperror 