Values defined for sparc are not correct.
Copy the content of "arch/sparc/include/uapi/asm/socket.h"
to fix them.

Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180519092956.15134-8-laurent@vivier.eu>