Function mex_sys::qsort

pub unsafe extern "C" fn qsort(
    _Base: *mut c_void, 
    _NumOfElements: size_t, 
    _SizeOfElements: size_t, 
    _PtFuncCompare: Option<unsafe extern "C" fn(_: *const c_void, _: *const c_void) -> c_int>
)