CICS® supplies a description of the transaction restart program commarea, in Assembler-language, COBOL, PL/I, and C, which maps the layout of the parameter list passed between DFHXMTA and DFHREST. The parameter list contains information that helps you code your own version of DFHREST to determine whether a restart should be requested for a task.
For a detailed description of this control block, see the CICS Data Areas.
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