add support for automake 1.13

diff --git a/autogen.sh b/autogen.sh
index b03318f9a63b3d665302a1eac12dd84ade35906b..8eb194ed6db70bc0ac59ec17a63133b18758fd85 100755 (executable)
--- a/autogen.sh
+++ b/autogen.sh
@@ -16,12 +16,12 @@ test "$automake_version" != "" && {
 }
 
 case $automake_version in
-    *' '1.[8-9]*|*' '1.1[012]*)
+    *' '1.[8-9]*|*' '1.1[0123]*)
        ;;
     *)
 
        echo "This automake version is not supported by LyX."
-       echo "LyX only supports automake 1.8 to 1.12."
+       echo "LyX only supports automake 1.8 to 1.13."
        exit 1
        ;;
 esac