* instruby.rb: for cross compile.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@11064 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

instruby.rb

@@ -262,8 +262,8 @@ install?(:local, :comm, :bin) do
 
     if ruby_bin_dosish
       batfile = File.join(bindir, name + ".bat")
-      open_for_install(batfile, "w") {|b|
-	b.print(<<EOH+shebang+body+<<EOF)
+      open_for_install(batfile, "wb") {|b|
+        b.print((<<EOH+shebang+body+<<EOF).gsub(/\r?\n/, "\r\n"))
 @echo off
 @if not "%~d0" == "~d0" goto WinNT
 #{ruby_bin_dosish} -x "#{batfile}" %1 %2 %3 %4 %5 %6 %7 %8 %9