r#"onStateChanged1:
extern "C" fn(a0: i32, a1: ::std::os::raw::c_char, _: *const ::std::os::raw::c_void) -> (),"#;
r#"onStateChanged2: extern "C" fn(
a0: ::std::os::raw::c_char,
a1: f64,
_: *const ::std::os::raw::c_void,
) -> ::std::os::raw::c_char,"#;