Name preconv - prepare files for typesetting with groff Synopsis preconv [ -dr ] [ -D fallback-encodin......roff or are interpreted differently by groff . -D enc Set fallback input encoding used by preconv (1) to enc ; implies -k . -e Run eqn (1) preprocessor. -g Run grn (1) preproces…...n US-ASCII, ISO 8859-1, or IBM code page 1047, specification of a groff option to run the preconv (1) preprocessor is advised; see the -D , -k , and -K options of groff (1). For…