private static StructureDataType getAlignedPackedStructure(DataTypeManager dataTypeManager,
			CategoryPath categoryPath, String structureName, int packValue) {
		StructureDataType struct =
			new StructureDataType(categoryPath, structureName, 0, dataTypeManager);
		struct.setPackingEnabled(true);
		if (packValue > 0) {
			struct.setExplicitPackingValue(packValue);
		}
		return struct;
	}
Gets an empty aligned structure with the indicated packing value that can be use to create the 
model's data type.
@param dataTypeManager the data type manager to associate with the structure.
@param categoryPath the structure's category path.
@param structureName the structure's name.
@param packValue the packing value or 0 NOT_PACKING
@return the aligned packed structure.
Ghidra/Features/Base/src/main/java/ghidra/app/util/datatype/microsoft/MSDataTypeUtils.java