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@@ -43,6 +43,10 @@ in `target/host.rb`. There are many other targets for example:
`target/host.rb` comes with comments to help writing a new
target description.
+If you want to have your target description out of the
+source tree, you can specify the path to the description
+file in `MRUBY_CONFIG`.
+
= Build Target Contribution
When you write a new target description, please