Displaying T-code description and T-code field in Output ALV of report SM20 in SAP system

There is include rsau_class_auditlist_impl and to add an additional column into table mt_outtab you can try via an enhancement of this rsau_class_auditlist_impl.

You need to add an additional Column to “ts_out_ext” in CL_SAL_READ_FILES line 145. Using this way you can enhance the definition however you have to check if it is used.