1. 根目录:
2. include
3. uapi
4. asm-generic
5. int-l64.h

/*
 * asm-generic/int-l64.h
 *
 * Integer declarations for architectures which use "long"
 * for 64-bit types.
 */

#ifndef _UAPI_ASM_GENERIC_INT_L64_H
#define _UAPI_ASM_GENERIC_INT_L64_H

#include <asm/bitsperlong.h>

#ifndef __ASSEMBLY__
/*
 * __xx is ok: it doesn't pollute the POSIX namespace. Use these in the
 * header files exported to user space
 */

typedef __signed__ char __s8;
typedef unsigned char __u8;

typedef __signed__ short __s16;
typedef unsigned short __u16;

typedef __signed__ int __s32;
typedef unsigned int __u32;

typedef __signed__ long __s64;
typedef unsigned long __u64;

#endif /* __ASSEMBLY__ */


#endif /* _UAPI_ASM_GENERIC_INT_L64_H */