+We also avoid white band problem, by setting the value of \cs{lineskiplimit} to
+\begin{multline}
+ -\min(\cs{cht}-\cs{ht}\cs{strutbox}, 0)\\
+ -\min(\cs{cdp}-\cs{dp}\cs{strutbox}, 0).
+\end{multline}
+
+Note: we still have a white band if the first line is line-broken.