=== modified file 'configure.ac'
--- configure.ac	2012-04-01 19:54:45 +0000
+++ configure.ac	2012-04-06 17:21:55 +0000
@@ -238,16 +238,23 @@
   AC_MSG_ERROR([bison is not found])
 fi
 
-FONT_SOURCE=
+AC_ARG_WITH([unifont],
+            AS_HELP_STRING([--with-unifont=FILE],
+                           [set the unifont source [[guessed]]]))
 
-for ext in pcf pcf.gz bdf bdf.gz ttf ttf.gz; do
-  for dir in . /usr/src /usr/share/fonts/X11/misc /usr/share/fonts/unifont; do
-    if test -f "$dir/unifont.$ext"; then
-      FONT_SOURCE="$dir/unifont.$ext"
-      break 2
-    fi
+if test "x$with_unifont" = x; then
+  FONT_SOURCE=
+  for ext in pcf pcf.gz bdf bdf.gz ttf ttf.gz; do
+    for dir in . /usr/src /usr/share/fonts/X11/misc /usr/share/fonts/unifont; do
+      if test -f "$dir/unifont.$ext"; then
+        FONT_SOURCE="$dir/unifont.$ext"
+        break 2
+      fi
+    done
   done
-done
+else
+  FONT_SOURCE="$with_unifont"
+fi
 
 if test "x$FONT_SOURCE" = x && ( test "x$platform" = xqemu || test "x$platform" = xloongson || test "x$platform" = xqemu_mips); then
    AC_MSG_ERROR([qemu and loongson ports need unifont])
@@ -930,7 +937,7 @@
 AC_SUBST([freetype_cflags])
 AC_SUBST([freetype_libs])
 
-DJVU_FONT_SOURCE=
+DJVU_FONT_SOURCE="$FONT_SOURCE"
 
 starfield_excuse=