207     int		ch;			/* return value from getopt() */  in header()  local
222     while ( (ch = getopt(argc, argv, optnames)) != EOF )  in header()
223 	if ( ch == 'L' )  in header()
225 	else if ( ch == '?' )  in header()
254     int		ch;			/* return value from getopt() */  in options()  local
268     while ( (ch = getopt(argc, argv, optnames)) != EOF )  {  in options()
269 	switch ( ch )  {  in options()
379 		    error(FATAL, "missing case for option %c\n", ch);  in options()
521     int		ch;			/* next input character */  in text()  local
535     while ( (ch = getc(fp_in)) != EOF )  in text()
536 	switch ( ch )  {  in text()
575 		    if ( isascii(ch) && isprint(ch) )  in text()
576 			oput(ch);  in text()
819     int		ch;			/* control character */  in escape()  local
828     switch ( ch = getc(fp_in) ) {  in escape()
978 		error(FATAL, "missing case for escape o%o\n", ch);  in escape()
1149 oput(ch)  in oput()  argument
1151     int		ch;			/* next output character */  in oput()
1177     if ( lastc != ch || hpos != prevx )  {
1181 	if ( ch == '\\' || ch == '(' || ch == ')' )
1183 	putc(ch, fp_out);
1185 	lastc = ch;