/usr/include/ is in android-libcutils-dev 21-6.
This file is owned by root:root, with mode 0o755.
..
/usr/include/android/
/usr/include/android/cutils/
/usr/include/android/cutils/uevent.h
/usr/include/android/cutils/selector.h
/usr/include/android/cutils/hashmap.h
/usr/include/android/cutils/qsort_r_compat.h
/usr/include/android/cutils/cpu_info.h
/usr/include/android/cutils/ashmem.h
/usr/include/android/cutils/android_reboot.h
/usr/include/android/cutils/atomic-inline.h
/usr/include/android/cutils/tztime.h
/usr/include/android/cutils/open_memstream.h
/usr/include/android/cutils/klog.h
/usr/include/android/cutils/process_name.h
/usr/include/android/cutils/mq.h
/usr/include/android/cutils/abort_socket.h
/usr/include/android/cutils/record_stream.h
/usr/include/android/cutils/array.h
/usr/include/android/cutils/atomic-arm.h
/usr/include/android/cutils/compiler.h
/usr/include/android/cutils/uio.h
/usr/include/android/cutils/memory.h
/usr/include/android/cutils/bitops.h
/usr/include/android/cutils/properties.h
/usr/include/android/cutils/str_parms.h
/usr/include/android/cutils/dir_hash.h
/usr/include/android/cutils/iosched_policy.h
/usr/include/android/cutils/config_utils.h
/usr/include/android/cutils/partition_utils.h
/usr/include/android/cutils/atomic-x86.h
/usr/include/android/cutils/misc.h
/usr/include/android/cutils/debugger.h
/usr/include/android/cutils/qtaguid.h
/usr/include/android/cutils/sockets.h
/usr/include/android/cutils/threads.h
/usr/include/android/cutils/jstring.h
/usr/include/android/cutils/native_handle.h
/usr/include/android/cutils/zygote.h
/usr/include/android/cutils/sched_policy.h
/usr/include/android/cutils/atomic-mips.h
/usr/include/android/cutils/atomic.h
/usr/include/android/cutils/list.h