#include <windows.h>#include <stdio.h>#include <conio.h>#include <tchar.h>//#undef GetCurrentDirectory		//#undef SetCurrentDirectory		//#undef GetFullPathName			#undef GetEnvironmentVariable	#undef SetEnvironmentVariable	#undef FreeEnvironmentStrings	#undef GetEnvironmentStrings	#undef GetFileType				//#define GetCurrentDirectory		PPcGetCurrentDirectory//#define SetCurrentDirectory		PPcSetCurrentDirectory//#define GetFullPathName			PPcGetFullPathName#define GetEnvironmentVariable	PPcGetEnvironmentVariable#define SetEnvironmentVariable	PPcSetEnvironmentVariable#define FreeEnvironmentStrings	PPcFreeEnvironmentStrings#define GetEnvironmentStrings	PPcGetEnvironmentStrings#define GetFileType				PPcGetFileType#define FILE_TYPE_UNKNOWN   0x0000#define FILE_TYPE_DISK      0x0001#define FILE_TYPE_CHAR      0x0002#define FILE_TYPE_PIPE      0x0003#define FILE_TYPE_REMOTE    0x8000DWORD  PPcGetCurrentDirectory(  DWORD nBufferLength,  // size of directory buffer  LPTSTR lpBuffer       // directory buffer);BOOL PPcSetCurrentDirectory(  LPCTSTR lpPathName   // new directory name);DWORD PPcGetFullPathName(  LPCTSTR lpFileName,  // file name  DWORD nBufferLength, // size of path buffer  LPTSTR lpBuffer,     // path buffer  LPTSTR *lpFilePart   // address of file name in path);DWORD PPcGetEnvironmentVariable(  LPCTSTR lpName,  // environment variable name  LPTSTR lpBuffer, // buffer for variable value  DWORD nSize      // size of buffer);BOOL PPcSetEnvironmentVariable(  LPCTSTR lpName,  // environment variable name  LPCTSTR lpValue  // new value for variable);BOOL PPcFreeEnvironmentStrings(  LPTSTR lpszEnvironmentBlock  // environment strings);LPWSTR PPcGetEnvironmentStrings();DWORD PPcGetFileType(  HANDLE hFile   // handle to file);