+ * Revision 1.4 2003/03/10 00:30:34 oetiker
+ * handle cases with two negative numbers
+ * -- Sasha Mikheev <sasha@avalon-net.co.il>
+ *
+ * Revision 1.3 2002/04/01 18:31:22 oetiker
+ * "!" takes a higher preference than "||" this means rrd_update N:: would
+ * segfault -- Oliver Cook <ollie@uk.clara.net>
+ *