DosWriteQueue

#define INCL_DOSQUEUES

USHORT  rc = DosWriteQueue(QueueHandle, Request, DataLength, DataBuffer,
                             ElemPriority);

HQUEUE           QueueHandle;   /* Queue handle */
USHORT           Request;       /* Request identification data */
USHORT           DataLength;    /* Length of element being added */
PBYTE            DataBuffer;    /* Element being added */
UCHAR            ElemPriority;  /* Priority of element being added */

USHORT           rc;            /* return code */