1*368c31abSDavid du Colombier typedef struct Queue Queue; 2*368c31abSDavid du Colombier #pragma incomplete Queue 3*368c31abSDavid du Colombier Queue *_vtqalloc(void); 4*368c31abSDavid du Colombier int _vtqsend(Queue*, void*); 5*368c31abSDavid du Colombier void *_vtqrecv(Queue*); 6*368c31abSDavid du Colombier void _vtqhangup(Queue*); 7*368c31abSDavid du Colombier void *_vtnbqrecv(Queue*); 8*368c31abSDavid du Colombier void _vtqdecref(Queue*); 9*368c31abSDavid du Colombier Queue *_vtqincref(Queue*); 10