/usr/ is in android-libandroidfw-dev 21-2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/android/
/usr/include/android/androidfw/
/usr/share/
/usr/share/doc/
/usr/share/doc/android-libandroidfw-dev/
/usr/share/doc/android-libandroidfw-dev/copyright
/usr/share/doc/android-libandroidfw-dev/changelog.Debian.gz
/usr/lib/
/usr/lib/android/
/usr/lib/android/libandroidfw.a
/usr/include/
/usr/include/android/androidfw/VelocityControl.h
/usr/include/android/androidfw/PowerManager.h
/usr/include/android/androidfw/Input.h
/usr/include/android/androidfw/KeycodeLabels.h
/usr/include/android/androidfw/BackupHelpers.h
/usr/include/android/androidfw/AssetManager.h
/usr/include/android/androidfw/Asset.h
/usr/include/android/androidfw/ResourceTypes.h
/usr/include/android/androidfw/ObbFile.h
/usr/include/android/androidfw/VirtualKeyMap.h
/usr/include/android/androidfw/StreamingZipInflater.h
/usr/include/android/androidfw/CursorWindow.h
/usr/include/android/androidfw/Keyboard.h
/usr/include/android/androidfw/InputTransport.h
/usr/include/android/androidfw/VelocityTracker.h
/usr/include/android/androidfw/KeyLayoutMap.h
/usr/include/android/androidfw/KeyCharacterMap.h
/usr/include/android/androidfw/InputDevice.h
/usr/include/android/androidfw/AssetDir.h
/usr/lib/android/libandroidfw.so