Merge "Clarify the fcntl() "that's not how F_SETFD works" error." into main am: b4e2219987 am: dfb9662b24 am: 4f1282b9bf am: 98c1a703b7

Original change: https://android-review.googlesource.com/c/platform/bionic/+/2780900

Change-Id: I6de099bc25cb4472f314e12a170ac2f2ca6a0738
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>