dict(
    integer = dict(
        c_int = "int",
        c_short = "short",
        c_long = "long",
        c_long_long = "long_long",
        c_signed_char = "signed_char",
    ),
    real = dict(
        c_float = "float",
        c_double = "double",
        c_long_double = "long_double",
    ),
    complex = dict(
        c_float_complex = "complex_float",
        c_double_complex = "complex_double",
        c_long_double_complex = "complex_long_double",
    ),
    character = dict(
        c_char = "char",
    ),
)
