curses.c: fix function
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40118 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
curses.c: fix function
crmode should be same as cbreak. [ruby-core:54013] [Bug #8222]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40118 b2dd03c8-39d4-4d8f-98ff-823fe69b080e