diff -wru -x Makefile ../dist/src/include/cset.h ./src/include/cset.h
--- ../dist/src/include/cset.h	Sun Feb  6 10:36:30 2000
+++ ./src/include/cset.h	Mon May 24 15:25:25 2004
@@ -18,6 +18,8 @@
 with groff; see the file COPYING.  If not, write to the Free Software
 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
 
+#include <config.h>
+
 #ifdef HAVE_CC_LIMITS_H
 #include <limits.h>
 #else /* not HAVE_CC_LIMITS_H */
diff -wru -x Makefile ../dist/src/preproc/eqn/box.h ./src/preproc/eqn/box.h
--- ../dist/src/preproc/eqn/box.h	Sat Apr 17 07:23:30 2004
+++ ./src/preproc/eqn/box.h	Tue May 25 08:27:38 2004
@@ -62,6 +62,10 @@
   friend class list_box;
 };
 
+box *make_mark_box(box *);
+box *make_lineup_box(box *);
+box *make_script_box(box *, box *, box *);
+
 class list_box : public box {
   int is_script;
   box_list list;
diff -wru -x Makefile ../dist/src/roff/troff/div.h ./src/roff/troff/div.h
--- ../dist/src/roff/troff/div.h	Sat Apr 17 06:51:40 2004
+++ ./src/roff/troff/div.h	Mon May 24 19:43:21 2004
@@ -19,6 +19,8 @@
 with groff; see the file COPYING.  If not, write to the Free Software
 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
 
+void end_diversions();
+
 class diversion {
   friend void do_divert(int append, int boxing);
   friend void end_diversions();
diff -wru -x Makefile ../dist/src/roff/troff/env.h ./src/roff/troff/env.h
--- ../dist/src/roff/troff/env.h	Sat Apr 17 07:08:17 2004
+++ ./src/roff/troff/env.h	Mon May 24 19:46:30 2004
@@ -71,6 +71,8 @@
 hunits env_narrow_space_width(environment *);
 hunits env_half_narrow_space_width(environment *);
 
+void title();
+
 struct tab;
 
 enum tab_type { TAB_NONE, TAB_LEFT, TAB_CENTER, TAB_RIGHT };
diff -wru -x Makefile ../dist/src/roff/troff/input.cpp ./src/roff/troff/input.cpp
--- ../dist/src/roff/troff/input.cpp	Wed May  5 18:41:58 2004
+++ ./src/roff/troff/input.cpp	Mon May 24 19:40:41 2004
@@ -154,6 +154,7 @@
 input_iterator *make_temp_iterator(const char *);
 const char *input_char_description(int);
 
+void process_input_stack();
 
 void set_escape_char()
 {