if fun1 fun2 ... return false
then the content is evaluated
changed: [if-one fun1 fun2 ...]
when a function (from left to right) returns true
then the content is evaluated
(previous all functions were called)
git-svn-id: svn://ttmath.org/publicrep/ezc/trunk@91 e52654a7-88a9-db11-a3e9-0013d4bc506e