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The Multi-Boot Configuration Handbook by Roderick Smith

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OS/2

IBM's OS/2 is both similar to and different from Microsoft's OSs. OS/2 uses drive letters and assigns them in much the same way as do the Microsoft OSs. OS/2 can also use FAT natively. OS/2 doesn't support VFAT long filenames, however, nor does it support FAT-32. Instead, OS/2 uses its own filesystem, HPFS, to enable long filename support and various other benefits. Its boot requirements are different from those of Microsoft's OSs, as well.

Partition Requirements

OS/2 4.0 recognizes the same partition types as does DOS, as shown in Table 10.1. In addition, OS/2 recognizes HPFS partitions, which bear a type code of 0x07. You can install OS/2 directly to any of these partition types, although the FAT-12 and FAT-16 <32MB partition types are ...

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