Merge from HEAD:

Fix: enable "_debug" suffix for OSX again.


[SVN r35821]

tools/build

@@ -1 +1 @@
-Subproject commit 4af850fc3637e40d48c0f4f506f35f0bd05ab0d4
+Subproject commit 1fb803963592e1db94752c5f80a62804aaf579f5