- vDisk: Virtual (internally used) disk number.
- partType: Type of the partition (CFDiskIO::PT_PRIMARY, CFDiskIO::PT_EXTENDED, CFDiskIO::PT_LOGICAL, CFDiskIO::PT_EFI)
- varType: Variable in the associative array ($this-wantedPartitioning[$vDisk][$vPart][$varType]) to check.
- Biggest value from all partitions of a given type.