INT 21 - DR DOS 5.0-6.0 internal - SET EXTENDED FILE ATTRIBUTES AX = 4305h DS:DX -> ASCIZ filename ??? Return: CF clear if successful CF set on error AX = error code (see #01680 at AH=59h/BX=0000h) Desc: this function allows the extended attributes, and optionally the encrypted password, of a file to be set. Note: this function is only supported by DR DOS 5.0 and 6.0 and DRMDOS 5.1 SeeAlso: AX=4304h,AX=4311h