typedef struct _xcdInvalidPasswordParams
{
  const WORD wStructSize; 
  const HXCEEDZIP hZip; 
  const TCHAR szFilename[ MAX_PATH ]; 
  TCHAR szNewPassword[ MAX_PATH ]; 
  BOOL bRetry; 
} xcdInvalidPasswordParamsA; 

This structure is available in both ANSI and UNICODE versions.