Resolve charset name.
MSymbol mchar_resolve_charset (MSymbol symbol)
Resolve charset name. The mchar_resolve_charset() function returns symbol if it represents a charset. Otherwise, canonicalize symbol as to a charset name, and if the canonicalized name represents a charset, return it. Otherwise, return Mnil.
Copyright (C) 2001 Information-technology Promotion Agency (IPA)
Copyright (C) 2001-2011 National Institute of Advanced Industrial Science and Technology (AIST)
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