-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after Link creation
- * @details Callback functions have the following signature: `void(Link*)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, simgrid::surf::Link*)) networkLinkCreatedCallbacks;
-
-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after Link destruction
- * @details Callback functions have the following signature: `void(Link*)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, simgrid::surf::Link*)) networkLinkDestructedCallbacks;
-
-/** @ingroup SURF_callbacks
- * @brief Callbacks handler which emits the callbacks after Link State changed
- * @details Callback functions have the following signature: `void(LinkAction *action, e_surf_resource_state_t old, e_surf_resource_state_t current)`
- */
-XBT_PUBLIC_DATA( surf_callback(void, simgrid::surf::Link*, e_surf_resource_state_t, e_surf_resource_state_t)) networkLinkStateChangedCallbacks;