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foo != 0 a=aaa foo bar <"bbb $a ccc" >ddd 2>>EOE eee EOE foo bar $cxx.target.class foo = baz $foo fox = $foo-$cxx.target.class $fox $test $~ $* $0 test = xxx $0 $* test.options += --foo $1 test.arguments += bar $2 ($3 == [null])