public int getIntSize() {
		return this.intSize;
	}
Returns either 4 (for DWARF_32) or 8 (for DWARF_64) depending on the current unit format

@return size of ints in this unit (4 or 8)
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/format/dwarf/DWARFUnitHeader.java