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

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

Change-Id: I7c2edb29fc544acabfb09bcd2ad5bed4dcb012f8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>