Linux of course does have an interface for RISC-V extension probing via hwprobe. And there's a C interface[1] for probing that's OS-agnostic (though it's rather

Linux of course does have an interface for RISC-V extension probing via hwprobe. And there's a C interface[1] for probing that's OS-agnostic (though it's rather new). [1]: https://github.com/riscv-non-isa/riscv-c-api-doc/blob/main/src/c-api.adoc#function-multi-version https://github.com/riscv-non-isa/riscv-c-api-doc/blob/main/s...