Function input_sys::libinput_tablet_tool_unref

pub unsafe extern fn libinput_tablet_tool_unref(tool: *mut libinput_tablet_tool)
                                                -> *mut libinput_tablet_tool

@ingroup event_tablet

Decrement the reference count of the tool by one. When the reference count of the tool reaches 0, the memory allocated for the tool will be freed.

@param tool The tool to decrement the ref count of @return NULL if the tool was destroyed otherwise the passed tool

@see libinput_tablet_tool_ref