QB64-PE/internal/source/ret256.txt

if (next_return_point){
next_return_point--;
switch(return_point[next_return_point]){
case 0:
error(3);
break;
case 161:
goto RETURN_161;
break;
case 162:
goto RETURN_162;
break;
case 163:
goto RETURN_163;
break;
case 164:
goto RETURN_164;
break;
case 165:
goto RETURN_165;
break;
}
}
error(3);