message: Fix the bug of callgraph construction
diff: @@ -26,7 +26,7 @@ pub fn load_call_graph(finfos: &[FunctionInfo], rmod: &RadecoModule) -> CallGrap
  if let Some(ref callrefs) = x.callrefs {
  for cs in callrefs {
  match cs.call_type {
  - Some(ref c) if c != "C" => continue,
  + Some(ref c) if c != "CALL" => continue,
  _ => {}
  }
  let mut cctx = CallContextInfo::default();
  