I am not sure this is a correct fix. But GNOME has appicon which may has
commit0092ff64f045b155b7096d5af24b1ec49002c405
authorid <id>
Sat, 25 Sep 1999 15:02:59 +0000 (25 15:02 +0000)
committerid <id>
Sat, 25 Sep 1999 15:02:59 +0000 (25 15:02 +0000)
tree94c271344a9e738f32c8ff766662aaf3176e8276
parentc7bc663b556012b50cdb1ab893357ce89de60b90
I am not sure this is a correct fix. But GNOME has appicon which may has
different class name from the window. Such as GnomeTerminal.GnomeTerminal
may have appicon name gnome-terminal.Gnome-terminal.
src/screen.c
src/winspector.c