To select a file for removal, press its corresponding letter (a-t). Selecting a file a second time "undeletes" the file. One can select all files on a page by pressing -*-. A file selected for removal is marked with a "//". One can move through the various pages with the usual commands (0123456789+-) To exit without removing any files, press -Return-. To exit and cause permanent removal of selected files, press -R-.