Function vlfeat_sys::psort_r

pub unsafe extern "C" fn psort_r(
    arg1: *mut c_void, 
    arg2: usize, 
    arg3: usize, 
    arg4: *mut c_void, 
    arg5: Option<unsafe extern "C" fn(_: *mut c_void, _: *const c_void, _: *const c_void) -> c_int>
)