dvi-draw.c:524: error: conflicting types for 'home'
dvi-draw.c:524: note: an argument type that has a default promotion can't match an empty parameter name list declaration
xdvi.h:1438: error: previous declaration of 'home' was here

   523  
   524  extern void home();  /* from events.c */
   525  extern int fallbacktfm; /* from tfmload.c */

  1438  extern void     home ARGS((wide_bool go_home));

an argument type that has a default promotion can't match an empty parameter name list declaration :
promotion って初めて見た ?
patches/patch-aq

$NetBSD$

--- texk/xdvik/dvi-draw.c.orig	2007-08-19 22:37:56.000000000 +0900
+++ texk/xdvik/dvi-draw.c	2007-08-19 22:38:20.000000000 +0900
@@ -521,7 +521,7 @@
 
 #endif /* T1LIB */
 
-extern void home();  /* from events.c */
+extern void home(wide_bool);  /* from events.c */
 extern int fallbacktfm; /* from tfmload.c */
 
 static struct frame frame0;	/* dummy head of list */

send-pr かな ?