Call this method to retrieve the value of the "URL" server variable.
BOOL GetUrl( CStringA& str ) throw( ); BOOL GetUrl( LPSTR szBuff, DWORD * pdwSize ) throw(...);
A reference to a CString that will receive the string on successful return of this method.
A pointer to a caller-allocated buffer that will receive the string on successful return of this method.
[in, out] On entry, pdwSize should point to a DWORD that indicates the size of the buffer in bytes. On exit, the DWORD contains the number of bytes transferred or available to be transferred into the buffer (including the null-terminating byte).
Returns TRUE on success, FALSE on failure. Call GetLastError to get extended error information.