Using the functions of the IEFDB476 program

IEFDB476 is the dynamic allocation error message processing program. It provides the following functions:

Extracting and formatting messages
Sending messages to an end user
Freeing or retaining message blocks after a message has been extracted or sent.

You control the functions of IEFDB476 through an input parameter list that is mapped by IEFZB476. In the following list, the names in parentheses are those assigned by IEFZB476. For a complete description of the fields in this structure, see also EMPARMS and EMBUFS in z/OS MVS Data Areas in the z/OS Internet library. And see Figure 1 for an illustration.