There is an updated pull request by oreo639 against master on the void-packages repository

https://github.com/oreo639/void-packages libtool
https://github.com/void-linux/void-packages/pull/40606

libtool: fix include paths when cross compiling
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#### Testing the changes
- I tested the changes in this PR: **NO**

@dkwo Can you test this? (whenever you are available ofc)

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A patch file from https://github.com/void-linux/void-packages/pull/40606.patch is attached