MeFt V7.3 L10 - MeFt Is called when the (C language or COBOL) to perform output to the printer device, MeFt is a run-time library user program. Make the specific hardware control to the printer device. The appearance of the form to be printed on the printer, you have created using the (FORM · FORM overlay option for the Windows version) form design tool in advance. Form definition and body as a form overlay pattern, appearance information is managed independently of the user program.