-extern int eoptind;
-extern char *eoptarg;
-
-/*
- * functions
- */
-int onecol __P((int, char **));
-int vertcol __P((int, char **));
-int horzcol __P((int, char **));
-int mulfile __P((int, char **));
-int inln __P((FILE *, char *, register int, int *, int, int *));
-int otln __P((register char *, int, int *, int *, int));
-int inskip __P((FILE *, register int, register int));
-void addnum __P((register char *, register int, register int));
-int prhead __P((char *, char *, int));
-int prtail __P((register int, int));
-void terminate __P((int));
-void flsh_errs __P((void));
-void mfail __P((void));
-void pfail __P((void));
-void usage __P((void));
-FILE * nxtfile __P((int, char **, char **, char *, int));
-int setup __P((register int, register char **));
-int egetopt __P((int, char * const *, const char *));
+void addnum __P((char *, int, int));
+int egetopt __P((int, char * const *, const char *));
+void flsh_errs __P((void));
+int horzcol __P((int, char **));
+int inln __P((FILE *, char *, int, int *, int, int *));
+int inskip __P((FILE *, int, int));
+void mfail __P((void));
+int mulfile __P((int, char **));
+FILE *nxtfile __P((int, char **, char **, char *, int));
+int onecol __P((int, char **));
+int otln __P((char *, int, int *, int *, int));
+void pfail __P((void));
+int prhead __P((char *, char *, int));
+int prtail __P((int, int));
+int setup __P((int, char **));
+void terminate __P((int));
+void usage __P((void));
+int vertcol __P((int, char **));