@Override
	public boolean handleError(PcodeExecutor<T> executor, PcodeExecutionException err) {
		if (err instanceof EmuUnixException) {
			Integer errno = ((EmuUnixException) err).getErrno();
			if (errno == null) {
				return false;
			}
			return returnErrno(executor, errno);
		}
		return false;
	}
Place the errno into the machine as expected by the simulated platform's ABI

@param executor the executor for the thread running this system call
@param errno the error number
@return true if the errno was successfully placed
Ghidra/Features/SystemEmulation/src/main/java/ghidra/pcode/emu/unix/AbstractEmuUnixSyscallUseropLibrary.java