NSIS Installers & Correctly Detecting Running Winamp Instances

This is probably a niche topic but I thought it would be handy to document how to detect all true running Winamp instances if only due to the effort that I’ve put in to get a reliable means to detect if a true Winamp instance is already running so that it can be closed prior to installing a plug-in when using an NSIS installer (e.g. before running a Winamp backup with the Winamp Backup Tool).

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