If you wanne convert a ACE String back to ISO or the other way,
theres a tool included to do it in a shell.

If you wanne have simple idn support in your application,
use idn.library.


Cyborg.. 

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                 1294    2548  50.8% -lh5- 7e0e Mar 13  2004 libidn/c/idn
[generic]                  104     152  68.4% -lh5- 444d Mar 13  2004 libidn/fd/idn_lib.fd
[generic]                 1141    3359  34.0% -lh5- 60b0 Mar 13  2004 libidn/idn.doc
[generic]                 2492    6220  40.1% -lh5- 7ad1 Mar 13  2004 libidn/libs/idn.library
[generic]                   97     115  84.3% -lh5- 0378 Mar 13  2004 libidn/lvo/idn_lib.i
[generic]                  365     578  63.1% -lh5- 1738 Mar 14  2004 libidn/read.me
[generic]                30726   30726 100.0% -lh0- d2bc Mar 14  2004 libidn/regexp.lha
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         7 files   36219   43698  82.9%            Mar 23  2004