FABC3736E SEGMENT `segname` DEFINED IN "OLD" DMB;
NOT FOUND IN "NEW" DMB

Explanation
 Self-explanatory.

System action
 Program FABCUR1 ends with an abend code of 3736.

User response
 Verify that the OLDACB and NEWACB DD statements
are specified correctly and the required DBDGEN and ACBGEN have been
performed correctly. Correct the errors, and rerun the job.