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Important: This document is part of the Legacy section of the ADC Reference Library. This information should not be used for new development.

Current information on this Reference Library topic can be found here:

Version: 1.0

Posted: 2003-10-30

Build Requirements: N/A

Runtime Requirements: Carbon

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Download Sample (“VBLSnippet.zip”, 13.3K)
Download Sample (“VBLSnippet.dmg”, 73.0K)


A simple example of a persistent VBL written in C that works with 68K or PowerPC. Requires: Process Manager (AKA MultiFinder) Keywords: persistent VBL, periodic time

Document Revision History

Date Notes
2003-10-30First Version

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