A call to a C function resulted in a run-time error. The EDCnnnnI C run-time message corresponding to the error is displayed. This message is usually followed by another IAZ message which indicates the result of this error.
None.
Notify the system programmer.
See z/OS Communications Server: IP Sockets Application Programming Interface Guide and Reference for the description of the service indicated by other messages issued with this one, and the possible return codes of that service. Using the information from the indicated return code and other IAZ messages issued with this one, determine if the problem is with your definitions. If no definition problem is found, search problem reporting databases for a fix for the problem. If no fix exists, contact the IBM® Support Center.
NETSERV socket processing
IAZNJTCP / IAZNJSTK
8, 43
4