## Presentation Device Driver Reference for OS/2

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### QUERYSIZE

This data structure is used in the GreEscape DEVESC_QUERYSIZE call.

    typedef struct _QUERYSIZE {

      ULONG          cb;                            /*  Size of the entire structure. */

      ULONG          ulSizeNeeded;                  /*  Size returned. */

      QUERYTUPLE     aTuples[1];  /*  Start of the tuple list. */

    } QUERYSIZE;

    typedef   QUERYSIZE   * PQUERYSIZE ;