XBT_PUBLIC(void) simcall_mutex_lock(smx_mutex_t mutex);
XBT_PUBLIC(int) simcall_mutex_trylock(smx_mutex_t mutex);
XBT_PUBLIC(void) simcall_mutex_unlock(smx_mutex_t mutex);
XBT_PUBLIC(smx_cond_t) simcall_cond_init(void);
XBT_PUBLIC(void) simcall_mutex_lock(smx_mutex_t mutex);
XBT_PUBLIC(int) simcall_mutex_trylock(smx_mutex_t mutex);
XBT_PUBLIC(void) simcall_mutex_unlock(smx_mutex_t mutex);
XBT_PUBLIC(smx_cond_t) simcall_cond_init(void);