x86: unify include/asm/siginfo_32/64.h

unifdef-y += shmbuf_64.h

unifdef-y += sigcontext_32.h

unifdef-y += sigcontext_64.h

unifdef-y += siginfo_32.h

unifdef-y += siginfo_64.h

unifdef-y += signal_32.h

unifdef-y += signal_64.h

unifdef-y += stat_32.h

#ifdef __KERNEL__

# ifdef CONFIG_X86_32

#  include "siginfo_32.h"

# else

#  include "siginfo_64.h"

# endif

#else

# ifdef __i386__

#  include "siginfo_32.h"

# else

#  include "siginfo_64.h"

#ifndef _ASM_X86_SIGINFO_H

#define _ASM_X86_SIGINFO_H

#ifdef __x86_64__

# define __ARCH_SI_PREAMBLE_SIZE	(4 * sizeof(int))

#endif

#include <asm-generic/siginfo.h>

#endif

#ifndef _I386_SIGINFO_H

#define _I386_SIGINFO_H

#include <asm-generic/siginfo.h>

#endif

#ifndef _X8664_SIGINFO_H

#define _X8664_SIGINFO_H

#define __ARCH_SI_PREAMBLE_SIZE	(4 * sizeof(int))

#include <asm-generic/siginfo.h>

#endif