This matches the source, which only builds support for these tests on
Linux. Note Android sets CMAKE_SYSTEM_NAME to "Android", so this covers
the previous ANDROID check.
Bug: 476
Change-Id: I41ca408706d0d0c5bb22006f4c31d51fc1267f69
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/51165
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: Adam Langley <agl@google.com>
Commit-Queue: Adam Langley <agl@google.com>