Introduction - If you have any usage issues, please Google them yourself
This program asks for the name of the input file. This must be a file written in the input format to Digital Datcom. After reading the input data, the program produces a file called datcom.out that is
formatted for printing. The printed output is designed for printers with
132 columns, so a modern user must set the printer to landscape mode and
8-point type to keep the print on the page.