typedef struct _DRIVER_INFO_4A {
    DWORD   cVersion;
    LPSTR     pName;                    
    LPSTR     pEnvironment;             
    LPSTR     pDriverPath;              
    LPSTR     pDataFile;                
    LPSTR     pConfigFile;              
    LPSTR     pHelpFile;                
    LPSTR     pDependentFiles;          
    LPSTR     pMonitorName;             
    LPSTR     pDefaultDataType;         
    LPSTR     pszzPreviousNames;        
} DRIVER_INFO_4A, *PDRIVER_INFO_4A, *LPDRIVER_INFO_4A;

typedef PDRIVER_INFO_4A PDRIVER_INFO_4;