HelenOS sources

ds_window_start_move  664 uspace/srv/hid/display/window.c 		ds_window_start_move(wnd, &pos, pos_id);
ds_window_start_move  784 uspace/srv/hid/display/window.c 	ds_window_start_move(wnd, &orig_pos, pos_id);
HelenOS homepage, sources at GitHub