The .diskdefines file extension was created for a text file format, which is mainly used for text files found in Linux LiveCDs. Also called Linux LiveCD information files, these DISKDEFINES files are used by certain Linux distribution packages like Ubuntu. The text in these .diskdefines is displayed during the installation process for the Linux OS distribution package.These are also known as README files. Some of the text content stored in these DISKDEFINES files may not be displayed during the installation process of the Linux OS distribution where it was packaged with. These are meant to be viewed in case the user needs more information about the Linux distribution package upon its successful installation in the user's system.Standard text editors that are bundled with the Linux OS distribution package where these .diskdefines files were bundled with may be used to open and view the content stored in these DISKDEFINES files. To open these DISKDEFINES files and view its content in a Windows PC or a Mac OS X computer, users may try to change the diskdefines file extension into .txt before trying to open these files with a standard text editor like Notepad or Apple TextEdit.
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