[Bug #1957] NKF.nkf $B$G%7%U%H(BJIS$B$N(B "\e" $B$,(B "" $B$KJQ49$5$l$k(B

e$B%A%1%C%He(B #1957 e$B$,99?7$5$l$^$7$?!#e(B (by Masahiro T.)

e$B8D?ME*$K$O$3$N$^$^$G$b:$$k$3$H$O$J$$$G$9!#e(B
e$B%P%0$i$7$-5sF0$@$C$?$N$G$H$j$“$($:EPO?$7$^$7$?!#e(B
e$B$J$N$G!”$3$N$^$^%/%m!<%:$7$F$b$i$C$F$b9=$$$^$;$s!#e(B

http://redmine.ruby-lang.org/issues/show/1957