3 Don't install which has already ${RUBY_VER} suffix.
5 --- tool/rbinstall.rb.orig 2011-07-30 14:19:11.000000000 +0000
7 @@ -211,7 +211,7 @@ def install_recursive(srcdir, dest, opti
11 - skip |= %w"#*# *~ *.old *.bak *.orig *.rej *.diff *.patch *.core"
12 + skip |= %w"#*# *~ *.old *.bak *.orig *.rej *.diff *.patch *.core *193"
13 prune = path_matcher(prune)
14 skip = path_matcher(skip)
15 File.directory?(srcdir) or return rescue return