*
* Perform the various intialisations needed by gras. Each process must run it
*/
-xbt_error_t gras_process_init(void);
+void gras_process_init(void);
/**
* gras_process_exit:
*
* Frees the memory allocated by gras. Processes should run it
*/
-xbt_error_t gras_process_exit(void);
+void gras_process_exit(void);
/****************************************************************************/
/* Manipulating User Data */
