Don't error out of setup script is not found. It might not be

needed in some configurations.

Patch from Alexey Pakhunov.


[SVN r31945]

tools/build

@@ -1 +1 @@
-Subproject commit b38765970e0ba2622991d944fc0ea14fde724def
+Subproject commit aa2666c9c0d18a664208eb49d3a6b0e4ad496161