diff -ur maxima-5.19.1.orig/src/maxima.in maxima-5.19.1/src/maxima.in
--- maxima-5.19.1.orig/src/maxima.in	2009-07-13 17:25:25.000000000 +0200
+++ maxima-5.19.1/src/maxima.in	2009-08-27 21:56:09.000000000 +0200
@@ -103,6 +103,7 @@
 	--userdir ) : ; shift;; # noop; handled by process_userdir_argument
 	--userdir=*) : ;; # noop; handled by process_userdir_argument
 	-v|--verbose ) verbose=true;;
+	--disable-readline ) CLISP_ILISP="-I";;
 	*) ;;
     esac
     shift
@@ -129,9 +130,9 @@
 fi
 if [ "$MAXIMA_LISP" = "clisp" ]; then
     if [ "$layout_autotools" = "true" ]; then
-	exec "$MAXIMA_IMAGESDIR/binary-$MAXIMA_LISP/@CLISP_RUNTIME@" $MAXIMA_LISP_OPTIONS -q -M "$maxima_image_base.mem" "" -- "$arg1" "$arg2" "$arg3" "$arg4" "$arg5" "$arg6" "$arg7" "$arg8" "$arg9"
+	exec "$MAXIMA_IMAGESDIR/binary-$MAXIMA_LISP/@CLISP_RUNTIME@" $MAXIMA_LISP_OPTIONS $CLISP_ILISP -q -M "$maxima_image_base.mem" "" -- "$arg1" "$arg2" "$arg3" "$arg4" "$arg5" "$arg6" "$arg7" "$arg8" "$arg9"
     else
-	exec "@CLISP_NAME@" $MAXIMA_LISP_OPTIONS -q -M "$maxima_image_base.mem" "" -- "$arg1" "$arg2" "$arg3" "$arg4" "$arg5" "$arg6" "$arg7" "$arg8" "$arg9"
+	exec "@CLISP_NAME@" $MAXIMA_LISP_OPTIONS $CLISP_ILISP -q -M "$maxima_image_base.mem" "" -- "$arg1" "$arg2" "$arg3" "$arg4" "$arg5" "$arg6" "$arg7" "$arg8" "$arg9"
     fi
 elif [ "$MAXIMA_LISP" = "cmucl" ]; then
     if [ "$layout_autotools" = "true" ]; then