(f/abstract-true-false-binary-paths) % ff /etc | grep rw
./core_support.go:42:/etc/systemd/timesyncd.conf rw,
./core_support.go:62:/etc/hostname                         rw,
./core_support.go:70:/etc/default/swapfile rw,
./network_setup_control.go:29:/etc/netplan/{,**} rw,
./network_setup_control.go:30:/etc/network/{,**} rw,
./network_setup_control_test.go:93:	c.Assert(apparmorSpec.SnippetForTag("snap.other.app"), testutil.Contains, `/etc/netplan/{,**} rw,`)
./timezone_control.go:37:/etc/{,writable/}timezone rw,
./locale_control.go:31:/etc/default/locale rw,
./network_manager.go:78:/etc/netplan/{,**} rw,
./docker_support.go:92:/etc/apparmor.d/cache/docker* rw,
./ppp.go:34:/etc/ppp/** rwix,
./timeserver_control.go:37:/etc/systemd/timesyncd.conf rw