XBT_PUBLIC(void) xbt_os_sleep(double sec);
typedef struct s_xbt_os_timer *xbt_os_timer_t;
-xbt_os_timer_t xbt_os_timer_new(void);
-void xbt_os_timer_free(xbt_os_timer_t timer);
-void xbt_os_timer_start(xbt_os_timer_t timer);
-void xbt_os_timer_stop(xbt_os_timer_t timer);
-double xbt_os_timer_elapsed(xbt_os_timer_t timer);
+XBT_PUBLIC(xbt_os_timer_t) xbt_os_timer_new(void);
+XBT_PUBLIC(void) xbt_os_timer_free(xbt_os_timer_t timer);
+XBT_PUBLIC(void) xbt_os_timer_start(xbt_os_timer_t timer);
+XBT_PUBLIC(void) xbt_os_timer_stop(xbt_os_timer_t timer);
+XBT_PUBLIC(double) xbt_os_timer_elapsed(xbt_os_timer_t timer);
#endif