FM / parameters

/sys/module/hid_magicmouse/parameters

Name	Size	Mode	Actions
emulate_3button	4096	0644	edit dl rm
emulate_scroll_wheel	4096	0644	edit dl rm
report_undeciphered	4096	0644	edit dl rm
scroll_acceleration	4096	0644	edit dl rm
scroll_speed	4096	0644	edit dl rm

Edit: /sys/module/hid_magicmouse/parameters/emulate_3button (4096B)

cmd: