Type Definition gsl_sys::gsl_min_bracketing_function

type gsl_min_bracketing_function = Option<unsafe extern "C" fn(f: *mut gsl_function, x_minimum: *mut f64, f_minimum: *mut f64, x_lower: *mut f64, f_lower: *mut f64, x_upper: *mut f64, f_upper: *mut f64, eval_max: usize) -> c_int>;