Building cairo from cvs with

cvs -d :pserver:anoncvs@cvs.cairographics.org:/cvs/cairo co cairo
cd cairo
./autogen.sh

fails with

./autogen.sh: ERROR: `autoconf' is too old.
autoconf (GNU Autoconf) 2.59
Written by David J. MacKenzie and Akim Demaille.

Copyright (C) 2003 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
           (version 2.54 or newer is required)


if LC_NUMERIC is set to "fi_FI@euro". I initially reported this as an awk bug
at https://bugzilla.redhat.com/beta/show_bug.cgi?id=147746 but I was pointed out
that it is actully a feature of localization :=)

I suggest the following patch:

--- autogen.sh.orig     2005-02-13 21:25:21.872537432 +0200
+++ autogen.sh  2005-02-13 21:25:31.068514486 +0200
@@ -22,6 +22,7 @@

 # The awk-based string->number conversion we use needs a C locale to work as
expected.
 LANG=C
+LC_NUMERIC=C

 ARGV0=$0