GDDM-GKS V1R1 Programming Guide and Reference
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Error handling

GDDM-GKS V1R1 Programming Guide and Reference
SC33-0334-00



When mixing GDDM-GKS function calls and other GDDM calls, any errors occurring are dealt with by the error-handling facilities provided for each type of call. The GDDM external default ERRTHRS must not be set to any value other than the IBM-provided default; if this default is changed, results are unpredictable.

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