Several of the command-line options can be used to elicit information about the initial state of FWEB.
‘-@’ displays information about the control codes. See ‘-@’: Display the control-code mappings.
‘-D’ displays information about reserved words. See ‘-D’: Display reserved words.
‘-y’ displays default dynamic memory allocations. See ‘-y’: Allocate dynamic memory.
‘-Z’ displays default values of style-file parameters. See ‘-Z’: Display default style-file parameters.
The ‘-h’ option reminds one about these information options; it
also provides convenient access to the GNU info browser.
See ‘-h’: Get help.