131 static pthread_mutex_t lock;  // protects operations on |config|.  variable
138   pthread_mutex_init(&lock, NULL);  in init()
139   pthread_mutex_lock(&lock);  in init()
202   pthread_mutex_unlock(&lock);  in init()
208   pthread_mutex_unlock(&lock);  in init()
209   pthread_mutex_destroy(&lock);  in init()
240   pthread_mutex_destroy(&lock);  in clean_up()
261   pthread_mutex_lock(&lock);  in btif_config_has_section()
263   pthread_mutex_unlock(&lock);  in btif_config_has_section()
273   pthread_mutex_lock(&lock);  in btif_config_exist()
275   pthread_mutex_unlock(&lock);  in btif_config_exist()
286   pthread_mutex_lock(&lock);  in btif_config_get_int()
290   pthread_mutex_unlock(&lock);  in btif_config_get_int()
300   pthread_mutex_lock(&lock);  in btif_config_set_int()
302   pthread_mutex_unlock(&lock);  in btif_config_set_int()
314   pthread_mutex_lock(&lock);  in btif_config_get_str()
316   pthread_mutex_unlock(&lock);  in btif_config_get_str()
333   pthread_mutex_lock(&lock);  in btif_config_set_str()
335   pthread_mutex_unlock(&lock);  in btif_config_set_str()
347   pthread_mutex_lock(&lock);  in btif_config_get_bin()
349   pthread_mutex_unlock(&lock);  in btif_config_get_bin()
373   pthread_mutex_lock(&lock);  in btif_config_get_bin_length()
375   pthread_mutex_unlock(&lock);  in btif_config_get_bin_length()
401   pthread_mutex_lock(&lock);  in btif_config_set_bin()
403   pthread_mutex_unlock(&lock);  in btif_config_set_bin()
436   pthread_mutex_lock(&lock);  in btif_config_remove()
438   pthread_mutex_unlock(&lock);  in btif_config_remove()
464   pthread_mutex_lock(&lock);  in btif_config_clear()
469     pthread_mutex_unlock(&lock);  in btif_config_clear()
475   pthread_mutex_unlock(&lock);  in btif_config_clear()
490   pthread_mutex_lock(&lock);  in btif_config_write()
496   pthread_mutex_unlock(&lock);  in btif_config_write()