Porting/Translating freeBSD drivers to MacOS. Is it possible?

This is more of a question to more advanced programmers/driver developers.

How feasible would it be to port over freeBSD gpu drivers to MacOS via kexts (or other methods) to MacOS, in order to have working drivers for natively unsupported gpu’s?

Namely to enable igpu support, or even possibly Nvidia support?

submitted by /u/KingDingleberryJR
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