Undo patch of operations.hpp, Sgi wants this fix

but it causes svn trunk to break.



[SVN r39379]

libs/filesystem

@@ -1 +1 @@
-Subproject commit 805d22c9f3a72b0d359582c9d61943168a2869bd
+Subproject commit 5f16d793c5d49d5187c97c0a1d006016a2059e23