Index: files/patch-pr_include_md___freebsd.h
===================================================================
0a1,13
> --- pr/include/md/_freebsd.h.orig	2020-12-02 15:07:03 UTC
> +++ pr/include/md/_freebsd.h
> @@ -37,6 +37,10 @@
>  #define _PR_SI_ARCHITECTURE "mips64"
>  #elif defined(__mips__)
>  #define _PR_SI_ARCHITECTURE "mips"
> +#elif defined(__riscv) && (__riscv_xlen == 32)
> +#define _PR_SI_ARCHITECTURE "riscv32"
> +#elif defined(__riscv) && (__riscv_xlen == 64)
> +#define _PR_SI_ARCHITECTURE "riscv64"
>  #else
>  #error "Unknown CPU architecture"
>  #endif