Trusty doesn't have madvise() or sysconf() and more importantly,
doesn't have fork() (confirmed chatting to ncbray), so the
no-op #if branch in fork_detect.c seems appropriate.
Change-Id: I41b41e79d59919bae6c6ece0e0efd3872105e9b1
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/43204
Commit-Queue: Pete Bentley <prb@google.com>
Commit-Queue: Adam Langley <agl@google.com>
Reviewed-by: Adam Langley <agl@google.com>