[PATCH] riscv: Use __has_include__ to include <asm/syscalls.h> [BZ #24022]

[Joseph Myers]

On Fri, 21 Dec 2018, H.J. Lu wrote:

> +#if __has_include__ (<asm/syscalls.h>)
>  #include <asm/syscalls.h>
> +#else
> +#include <asm/unistd.h>
> +#endif

Missing preprocessor indentation, "# include", in both halves of the #if.  
OK with that fixed, please commit, given that the asm/syscalls.h header is 
in fact not in 4.20.

-- 
Joseph S. Myers
joseph@codesourcery.com