msvc數據類型字是有符號還是無符號？

Question

32位機器上：

 
typedef int word; 
or 
typedef unsigned int word;

Answer 1

從windef.h

typedef unsigned long  DWORD; 
typedef int     BOOL; 
typedef unsigned char  BYTE; 
typedef unsigned short  WORD; // <-------- 
typedef float    FLOAT; 
typedef FLOAT    *PFLOAT; 
typedef BOOL near   *PBOOL; 
typedef BOOL far   *LPBOOL; 
typedef BYTE near   *PBYTE; 
typedef BYTE far   *LPBYTE; 
typedef int near   *PINT; 
typedef int far    *LPINT; 
typedef WORD near   *PWORD; 
typedef WORD far   *LPWORD; 
typedef long far   *LPLONG; 
typedef DWORD near   *PDWORD; 
typedef DWORD far   *LPDWORD; 
typedef void far   *LPVOID; 
typedef CONST void far  *LPCVOID; 

typedef int     INT; 
typedef unsigned int  UINT; 
typedef unsigned int  *PUINT;