Note: This page is part of the documentation for my GPT fdisk program. GPT is a very flexible partitioning scheme with many advantages over the older MBR system. (For details, see the What's a GPT? section of this document.) GPT does have one glaring problem, though: compatibility. Some OSes, particularly older ones, have limited or no GPT support. When using such an OS, an ugly, flaky, and downri