C ++
C ++ iswlower () - C ++ standaardbibliotheek
C ++ iswcntrl () - C ++ standaardbibliotheek
C ++ setlocale () - C ++ standaardbibliotheek
C ++ iswalnum () - C ++ Standard Library
C ++ iswblank () - C ++ Standard Library
C
C asin () - C Standard Library