icewm-experimental 2.1.2-1build1 (ppc64el binary) in ubuntu hirsute

 IceWm is a Window Manager for X Window System. It is fast and
 memory-efficient, and it provides many different looks including Windows'95,
 OS/2 Warp 3,4, Motif. It tries to take the best features of the above
 systems. Additional features include multiple workspaces, opaque move/resize,
 task bar, window list, mailbox status, digital clock.
 .
 This package sometimes provides special IceWm versions with experimental
 features enabled. When the configurations of the packages do not diverge
 it simply enforces an upgrade to the current icewm package.