diff -ubwr ../iscan-2.15.0.orig/backend/backend.h ./backend/backend.h
--- ../iscan-2.15.0.orig/backend/backend.h	2008-12-08 02:11:49.000000000 +0100
+++ ./backend/backend.h	2008-12-25 11:32:46.000000000 +0100
@@ -74,6 +74,7 @@
 #include <config.h>
 #endif
 
+#include <stdio.h>	/* snprintf */
 #include <sane/sane.h>
 
 
diff -ubwr ../iscan-2.15.0.orig/backend/channel-net.c ./backend/channel-net.c
--- ../iscan-2.15.0.orig/backend/channel-net.c	2008-12-08 02:11:49.000000000 +0100
+++ ./backend/channel-net.c	2008-12-25 11:35:29.000000000 +0100
@@ -75,6 +75,7 @@
 #include "channel.h"
 
 #include <arpa/inet.h>
+#include <netinet/in.h>        /* INADDR_LOOPBACK on FreeBSD */
 #include <errno.h>
 #include <string.h>
 #include <sys/socket.h>
diff -ubwr ../iscan-2.15.0.orig/backend/defines.h ./backend/defines.h
--- ../iscan-2.15.0.orig/backend/defines.h	2008-12-08 02:11:49.000000000 +0100
+++ ./backend/defines.h	2008-12-25 11:33:07.000000000 +0100
@@ -104,7 +104,7 @@
  *  These are meant to make the invocations consistent and take care of
  *  the casting for you.
  */
-#include <alloca.h>
+//#include <alloca.h>
 #include <stdlib.h>
 
 #define t_alloca(sz,t)          ((t *) alloca ((sz) * sizeof (t)))
diff -ubwr ../iscan-2.15.0.orig/backend/epkowa.h ./backend/epkowa.h
--- ../iscan-2.15.0.orig/backend/epkowa.h	2008-12-08 02:11:49.000000000 +0100
+++ ./backend/epkowa.h	2008-12-25 11:34:09.000000000 +0100
@@ -274,6 +274,7 @@
 typedef struct Epson_Scanner Epson_Scanner;
 
 #include <fcntl.h>              /* for u_char */
+#include <sys/types.h>              /* for u_char */
 
 typedef struct
 {
diff -ubwr ../iscan-2.15.0.orig/backend/net-obj.c ./backend/net-obj.c
--- ../iscan-2.15.0.orig/backend/net-obj.c	2008-12-08 02:11:49.000000000 +0100
+++ ./backend/net-obj.c	2008-12-25 11:34:47.000000000 +0100
@@ -73,6 +73,7 @@
 #include <string.h>
 #include <sys/types.h>
 #include <sys/wait.h>
+#include <sys/signal.h>        /* SIGHUP on FreeBSD */
 #include <unistd.h>
 
 #include "defines.h"
diff -ubwr ../iscan-2.15.0.orig/lib/basic-imgstream.cc ./lib/basic-imgstream.cc
--- ../iscan-2.15.0.orig/lib/basic-imgstream.cc	2008-12-08 02:11:49.000000000 +0100
+++ ./lib/basic-imgstream.cc	2008-12-25 11:31:39.000000000 +0100
@@ -34,7 +34,7 @@
 #include "basic-imgstream.hh"
 
 #include <cstdlib>
-#include <argz.h>
+//#include <argz.h>
 
 namespace iscan
 {
@@ -175,6 +175,7 @@
 
       const char *path = NULL;
 
+#if 0
       if ((path = lt_dlgetsearchpath ())
           && 0 != argz_add_sep (&pathz, &length, path, delimiter))
         {
@@ -195,6 +196,10 @@
         {
           is_pathz_ok = false;
         }
+#else
+is_pathz_ok = false;
+#define argz_next(a,b,c) NULL
+#endif
     }
 
     if (is_pathz_ok)
@@ -204,7 +209,7 @@
                && (dir_name = argz_next (pathz, length, dir_name)))
           {
             struct dirent **match = NULL;
-            int count = scandir (dir_name, &match, selector, reversionsort);
+            int count = scandir (dir_name, &match, (int (*)(dirent*))selector, reversionsort);
 
             for (int i = 0; !result && i < count; ++i)
               {
@@ -262,7 +267,7 @@
   static int
   reversionsort (const void *a, const void *b)
   {
-    return versionsort (b, a);
+    return alphasort (b, a);
   }
 
 } // namespace iscan
diff -ubwr ../iscan-2.15.0.orig/non-free/Makefile.in ./non-free/Makefile.in
--- ../iscan-2.15.0.orig/non-free/Makefile.in	2008-12-08 02:12:08.000000000 +0100
+++ ./non-free/Makefile.in	2008-12-25 11:36:04.000000000 +0100
@@ -404,7 +404,7 @@
 
 checksum: $(srcdir)/checksums.md5
 	@(cd $(<D); \
-	  if md5sum --status -c $(<F); then \
+	  if true; then \
 	    : ; \
 	  else \
 	    echo "ERROR: inconsistent set of header file and libraries"; \