-void *xbt_graph_node_get_data(xbt_node_t node);
-void xbt_graph_node_set_data(xbt_node_t node, void *data);
-void *xbt_graph_edge_get_data(xbt_edge_t edge);
-void xbt_graph_edge_set_data(xbt_edge_t edge, void *data);
-
-xbt_edge_t xbt_graph_get_edge(xbt_graph_t g, xbt_node_t src, xbt_node_t dst);
-
-void xbt_graph_edge_set_length(xbt_edge_t e, double length);
-double xbt_graph_edge_get_length(xbt_edge_t e);
-double* xbt_graph_get_length_matrix(xbt_graph_t g);
-
-void xbt_graph_free_node(xbt_graph_t g, xbt_node_t n,
- void_f_pvoid_t *node_free_function , void_f_pvoid_t *edge_free_function);
-void xbt_graph_free_edge(xbt_graph_t g, xbt_edge_t e,
- void_f_pvoid_t *free_function);
-void xbt_graph_free_graph(xbt_graph_t g,
- void_f_pvoid_t *node_free_function,
- void_f_pvoid_t *edge_free_function,
- void_f_pvoid_t *graph_free_function);
-
-int __xbt_find_in_dynar(xbt_dynar_t dynar, void *p);
-
-xbt_dynar_t xbt_graph_get_nodes(xbt_graph_t g);
-xbt_dynar_t xbt_graph_get_edges(xbt_graph_t g);
-xbt_node_t xbt_graph_edge_get_source(xbt_edge_t e);
-xbt_node_t xbt_graph_edge_get_target(xbt_edge_t e);
-xbt_graph_t xbt_graph_read(const char *filename,
+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);
+
+XBT_PUBLIC(xbt_edge_t) xbt_graph_get_edge(xbt_graph_t g, xbt_node_t src, xbt_node_t dst);
+
+XBT_PUBLIC(void) xbt_graph_edge_set_length(xbt_edge_t e, double length);
+XBT_PUBLIC(double) xbt_graph_edge_get_length(xbt_edge_t e);
+XBT_PUBLIC(double*) xbt_graph_get_length_matrix(xbt_graph_t g);
+
+XBT_PUBLIC(void) xbt_graph_free_node(xbt_graph_t g, xbt_node_t n,
+ void_f_pvoid_t node_free_function , void_f_pvoid_t edge_free_function);
+XBT_PUBLIC(void) xbt_graph_free_edge(xbt_graph_t g, xbt_edge_t e,
+ void_f_pvoid_t free_function);
+XBT_PUBLIC(void) xbt_graph_free_graph(xbt_graph_t g,
+ void_f_pvoid_t node_free_function,
+ void_f_pvoid_t edge_free_function,
+ void_f_pvoid_t graph_free_function);
+
+XBT_PUBLIC(int) __xbt_find_in_dynar(xbt_dynar_t dynar, void *p);
+
+XBT_PUBLIC(xbt_dynar_t) xbt_graph_get_nodes(xbt_graph_t g);
+XBT_PUBLIC(xbt_dynar_t) xbt_graph_get_edges(xbt_graph_t g);
+XBT_PUBLIC(xbt_node_t) xbt_graph_edge_get_source(xbt_edge_t e);
+XBT_PUBLIC(xbt_node_t) xbt_graph_edge_get_target(xbt_edge_t e);
+XBT_PUBLIC(xbt_graph_t) xbt_graph_read(const char *filename,