-gras_error_t gras_trp_tcp_setup(gras_trp_plugin_t *plug);
-gras_error_t gras_trp_file_setup(gras_trp_plugin_t *plug);
-gras_error_t gras_trp_sg_setup(gras_trp_plugin_t *plug);
-gras_error_t gras_trp_buf_setup(gras_trp_plugin_t *plug);
+xbt_error_t gras_trp_tcp_setup(gras_trp_plugin_t *plug);
+xbt_error_t gras_trp_file_setup(gras_trp_plugin_t *plug);
+xbt_error_t gras_trp_sg_setup(gras_trp_plugin_t *plug);
+xbt_error_t gras_trp_buf_setup(gras_trp_plugin_t *plug);