Wed, 03 Nov 2010 11:11:49 +0100 wenzelm replaced ancient sys_error by raise Fail, assuming that the latter is not handled specifically by the environment;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip