## Presentation Device Driver Reference for OS/2

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### GreQueryPaletteRealization Return Value - rc

rc (ULONG) - returns Return codes.

This function returns the count of the palette entries.

Possible Errors Detected: When an error is detected, the handling routine must call WinSetErrorInfo to post the condition. Error codes for conditions that the handling routine is expected to check include:

PMERR_INV_DC