>>>>> "Y" == Yukihiro Matsumoto <matz / netlab.co.jp> writes: Y> Oops, I have to merge them into 1.4.4, soon to be release. I've a similar problem with symbols. One of my modules define "method_missing" and actually I write : #if RUBY_VERSION_CODE < 153 id = FIX2INT(argv[0]); #else id = SYM2ID(argv[0]); #endif Do it exist another way to write it ? Guy Decoux