sora_h$B$G$9!%(B
ruby-dev, ruby-core
$B$GLLGr$=$&$J%9%l%C%I$r%T%C%/%"%C%W!$$=$l$K%3%a%s%H$r$D$1Kh=5>R2p$9$k%V%m%0(B
$B$r;O$a$^$7$?!%(B
$B2r@b$NCf?H$K4V0c$$$,4^$^$l$F$$$?$H$-$N;XE&$J$I$bJg=8$7$F$$$^$9!%(B
$B:#$N$H$3$m(BRuby$BK\BN$X$N(Bfeature, bug$B%A%1%C%H$r07$C$F$$$^$9(B
(ext/, lib/$B$J$I$O4pK%Q%9(B)
$B$h$m$7$/$*4j$$$7$^$9(B!