I would try an encoding option in the libname, but I have no idea if that would work.
If you work in a UTF environment, it would be best to run SAS with UTF encoding. That must be set at startup (commandline or config option).
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For basic information about UTF, consult the relevant page on wikipedia.
For SAS and UTF, start here: http://www.sascommunity.org/planet/blog/category/encoding-system-option/
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