Errno and errnoJrs

Any callable service that causes a process to be dubbed can receive the following errno and errnojr combinations:
Error Description
Return code EAGAIN, reason code JrPreProcInitExitReject. The pre-process initiation exit failed the process initiation request.
Return value -1, return code EAGAIN, reason code JrPreProcInitExitAbend The preprocess initiation exit ended abnormally.
Return value -1, return code EAGAIN, reason code JrPosProcInitExitAbend The postprocess initiation exit ended abnormally.
EC6 ABEND, reason code ImageInitExitABEND The process image initiation exit ended abnormally.