Function gobject_sys::g_param_spec_double

pub unsafe extern "C" fn g_param_spec_double(
    name: *const c_char, 
    nick: *const c_char, 
    blurb: *const c_char, 
    minimum: c_double, 
    maximum: c_double, 
    default_value: c_double, 
    flags: GParamFlags
) -> *mut GParamSpec