Merge "Make tmpfile() respect $TMPDIR." am: 17b2bae190 am: 4260d4d7eb am: 2aefec48a5 am: 0ea424a7ec

Original change: https://android-review.googlesource.com/c/platform/bionic/+/2545855

Change-Id: I2c50267c03a4ac9d6c67cff6faccf74cf4e42bb4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>