[PATCH] riscv: Add big-endian support to string-fzi.h.

[Florian Weimer]

* Jovan Dmitrovic:

> Functions index_first and index_last should depend on endianness,
> considering we are looking at raw bytes.

Does big-endian RISC-V really work?  I believe there's missing endianess
translation for compat mode for the affinity system calls right now.

What's the status of the port in Linux and the GNU toolchain?

Thanks,
Florian