If ANDROID_HOST_BUILD or ANDROID_NDK_BUILD is set, PR_SET_VMA_ANON_NAME
may not be available. Disable it on such builds.

Bug: b/171498948
Bug: b/174801963
Change-Id: Ia9d9ddbe29a812d678263e5f217f3e5037fa14f9
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/53648
Presubmit-Ready: Alistair Delva <adelva@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Kokoro-Result: kokoro <noreply+kokoro@google.com>
Tested-by: Jason Macnak <natsu@google.com>
Commit-Queue: Jason Macnak <natsu@google.com>