Fix build

[simgrid.git] / include / simgrid / s4u / mailbox.hpp

diff --git a/include/simgrid/s4u/mailbox.hpp b/include/simgrid/s4u/mailbox.hpp
index 4b8011c..4ee1d81 100644 (file)
--- a/include/simgrid/s4u/mailbox.hpp
+++ b/include/simgrid/s4u/mailbox.hpp
@@ -2,6 +2,7 @@
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
+#ifdef __cplusplus
 
 #ifndef SIMGRID_S4U_MAILBOX_HPP
 #define SIMGRID_S4U_MAILBOX_HPP