The Linden build process relies on copying files from all the many disparate places that many Linux packages store their include files, to a unified location in the Linden build tree.
Linden 构建过程依赖于从很多不同地方（很多 Linux 包都存储自己的包含文件）拷贝的文件，在 Linden 构建树中这些文件被拷贝到一个统一的位置处。
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These shoes were commonly made from Birch bark, but they could also be made from linden or lime-tree bark.