Function getNextWindowsLanguage 

pub unsafe extern "C" fn getNextWindowsLanguage(
    iter: *mut TidyIterator,
) -> *const tidyLocaleMapItem

Given a valid TidyIterator initiated with getWindowsLanguageList(), returns a pointer to a tidyLocaleMapItem, which can be further interrogated with TidyLangWindowsName() or TidyLangPosixName(). @param iter The TidyIterator (initiated with getWindowsLanguageList()) token. @result Returns a pointer to a tidyLocaleMapItem.