sparc32: use proper types in struct stat

struct stat {

	unsigned short	st_dev;

	unsigned long	st_ino;

	unsigned short	st_mode;

	ino_t		st_ino;

	mode_t		st_mode;

	short		st_nlink;

	unsigned short	st_uid;

	unsigned short	st_gid;

	uid_t		st_uid;

	gid_t		st_gid;

	unsigned short	st_rdev;

	long		st_size;

	long		st_atime;

	off_t		st_size;

	time_t		st_atime;

	unsigned long	st_atime_nsec;

	long		st_mtime;

	time_t		st_mtime;

	unsigned long	st_mtime_nsec;

	long		st_ctime;

	time_t		st_ctime;

	unsigned long	st_ctime_nsec;

	long		st_blksize;

	long		st_blocks;

	off_t		st_blksize;

	off_t		st_blocks;

	unsigned long	__unused4[2];

};