INT 21 U - DR DOS 5.0-6.0 internal - GET ENCRYPTED PASSWORD AX = 4304h DS:DX -> ASCIZA NUL-terminated ASCII string. The ASCIZ string "ABC" consists of the four bytes 41h, 42h, 43h, and 00h. Unless otherwise specified, maximum lengths given in the interrupt list do not include the terminating NUL. filename ??? Return: CF clear if successful CX = AX = 0000h if no password assigned to file CF set on error AX = error code (see #01680 at AH=59h/BX=0000h) Note: this function is only supported by DR DOS 5.0 and 6.0 and DRMDOS 5.1 SeeAlso: AX=4303h,AX=4305h