There is also a shortcut found in /usr/share/icons/default/index.theme, which is shortcut to /etc/alternatives/x-cursor-theme, that could be changed as well, doesn't matter.
There is also a shortcut found in /usr/share/ icons/default/ index.theme, which is shortcut to /etc/alternativ es/x-cursor- theme, that could be changed as well, doesn't matter.