## Presentation Device Driver Reference for OS/2

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### GreCloseScreenChangeArea Return Value - rc

rc (BOOL) - returns This function returns one of the following:

TRUE If the handle passed is recognized and no errors occurred.

FALSE All other cases.

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_HDC
PMERR_NO_HANDLE

Refer to the "Error Explanations" section in the Presentation Manager Programming Reference for further explanation.