The files generated are determined by the options specified on the General page of the Mapset Properties dialog box.
The language selected in the Lang group specifies the value of the LANG operand of the DFHMSD macro in the BMS source file. When you compile a BMS macro file, the value of the LANG operand is used to determine which type of copybook or include file to generate:
The option selected in Type determines the files generated:
If &&SYSPARM is selected you must specify whether you want to generate the copybook, the load module, or both, . See Build Settings for the BMS Screen Painter.
The copybook (.cpy or .mac file) is created in the copylib folder of the project and the load module (.mod file) is created in the loadlib folder of the project.