This kernel functions enhancement is new in the Developer 1/08 release.
Starting with this release, a set of Unicode-encoding conversion kernel and user land functions is available for the UTF-8, UTF-16, and UTF-32 Unicode encodings. Big-endian and little-endian variations of the encodings and Byte Order Mark processing are also supported.
For more information, see the uconv_u16tou32(9F) and uconv_u16tou32(3C) man pages.