From 9125526c532087570cfdc0732c380baa26eccc20 Mon Sep 17 00:00:00 2001
From: mavenlin <mavenlin@gmail.com>
Date: Tue, 5 Dec 2023 02:39:51 +0800
Subject: [PATCH] Update libxc.cc

---
 maple2jax/libxc/libxc.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/maple2jax/libxc/libxc.cc b/maple2jax/libxc/libxc.cc
index 2468619..dbd92f0 100644
--- a/maple2jax/libxc/libxc.cc
+++ b/maple2jax/libxc/libxc.cc
@@ -13,7 +13,10 @@
 #include "pybind11/pybind11.h"
 #include "pybind11/stl.h"
 #include "register.h"  // NOLINT
+
+extern "C" {
 #include "util.h"      // NOLINT
+}
 
 REGISTER_MAPLE(xc_deorbitalize_func, std::string("DEORBITALIZE"));