// Status codes for the queue implementation // #define DLQ_SUCCESS 256 #define DLQ_CREATE_FAIL 512 #define DLQ_NULL 1024 #define DLQ_EMPTY 2048 #define DLQ_OVERRUN 4096 #define DLQ_UNDERRUN 8192 #define DLQ_DEFAULT_FAIL 16384 #define DLQ_FAIL 32768