mtx_res           115 ext/interbase/php_ibase_udf.c pthread_mutex_t mtx_res = PTHREAD_MUTEX_INITIALIZER;
mtx_res           117 ext/interbase/php_ibase_udf.c #define LOCK() do { pthread_mutex_lock(&mtx_res); } while (0)
mtx_res           118 ext/interbase/php_ibase_udf.c #define UNLOCK() do { pthread_mutex_unlock(&mtx_res); } while (0)