Function gegl_sys::gegl_param_spec_color_from_string

pub unsafe extern "C" fn gegl_param_spec_color_from_string(
    name: *const c_char,
    nick: *const c_char,
    blurb: *const c_char,
    default_color_string: *const c_char,
    flags: GParamFlags
) -> *mut GParamSpec