Fix AR for when we find more than one in the path.

Fix the AR flags so that they don't duplicate/multiply the flag argument.


[SVN r19888]

tools/build

@@ -1 +1 @@
-Subproject commit 2299d3fd50f4fa9eb025094eb61416e1de4a9b39
+Subproject commit a732329dfe2fd79fd12c59dfc123f07f36c05d55