public long setPointerIndex(int index) {
		return setPointerIndex(Integer.toUnsignedLong(index));
	}
A convenience method for setting the index using a 32 bit integer.

@param index new index, treated as a 32 bit unsigned integer 
@return previous reader offset for use with {@link #setPointerIndex(long)} to restore 
previous position.
Ghidra/Features/Base/src/main/java/ghidra/app/util/bin/BinaryReader.java