[PATCH 03/15] sparc: Use Linux kABI for syscall return

[Florian Weimer]

* Adhemerval Zanella:

> +	if (__glibc_unlikely (__g1 != 0)) 				\

This change is inconsistent with the other updates, which use __g1 ==
-1.  Is this deliberate?

Thanks,
Florian