-xbt_graph_t xbt_graph_new_graph(const char *name, unsigned short int directed, void *data);
-xbt_node_t xbt_graph_new_node(xbt_graph_t g,const char *name, void *data);
-xbt_edge_t xbt_graph_new_edge(xbt_graph_t g,const char *name,
- xbt_node_t src, xbt_node_t dst, void *data);
-
-void xbt_graph_remove_node(xbt_graph_t g, xbt_node_t n, void free_function(void * ptr));
-void xbt_graph_remove_edge(xbt_graph_t g, xbt_edge_t e, void free_function(void * ptr));
-void xbt_graph_free_graph(xbt_graph_t g,
- void node_free_function(void * ptr),
- void edge_free_function(void * ptr),
- void graph_free_function(void * ptr));
-
-void xbt_export_graphviz(xbt_graph_t g, const char *filename,
- const char *(node_name)(xbt_node_t),
- const char *(edge_name)(xbt_edge_t)
- );
-
- void xbt_graph_export_surfxml(xbt_graph_t g,
- const char *filename,
- const char *(node_name)(xbt_node_t),
- const char *(edge_name)(xbt_edge_t)
- );
-
-void *xbt_graph_to_array(xbt_graph_t g);
-void xbt_graph_shortest_paths(xbt_graph_t g);
-void xbt_graph_topological_sort(xbt_graph_t g);
-
-
+XBT_PUBLIC(xbt_graph_t) xbt_graph_new_graph(unsigned short int directed, void *data);
+XBT_PUBLIC(xbt_node_t) xbt_graph_new_node(xbt_graph_t g, void *data);
+XBT_PUBLIC(xbt_edge_t) xbt_graph_new_edge(xbt_graph_t g, xbt_node_t src, xbt_node_t dst, void *data);
+XBT_PUBLIC(void *) xbt_graph_node_get_data(xbt_node_t node);
+XBT_PUBLIC(void) xbt_graph_node_set_data(xbt_node_t node, void *data);
+XBT_PUBLIC(void *) xbt_graph_edge_get_data(xbt_edge_t edge);
+XBT_PUBLIC(void) xbt_graph_edge_set_data(xbt_edge_t edge, void *data);