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  Interrupt:   21h     Function:   65h
 
  Title:       Get Extended Country Information [Version 3.3+]
 
  See also:    Get or Set Country Information
 
  Description:
 
     Obtains information about the specified country and/or code page.
 
     Input                                           Output
 
     AH = 65h                                        If function
     AL = Subfunction                                successful
          01h = Get General Internationalization       Carry flag: clear
                Information                          And requested data
          02h = Get Pointer to Uppercase Table       placed in calling
          04h = Get Pointer to Filename Uppercase    program's buffer
                Table
          06h = Get Pointer to Collating Table       If function
          07h = Get Pointer to DBCS Vector           unsuccessful
                [Version 4.0+]                         Carry flag: set
     BX = Code page of interest                        AX = Error code
          (-1 = active CON device)                          (02h)
     CX = Length of buffer to receive information      See: ◄Error codes►
     DX = Country ID (-1 = default)
     ES:DI = Address of buffer to
             receive information
                                    -♦-