With gcc-4.5.2, the stuct option conflicts with

an identically named struct in the gcc headers.
Renamed the bjam struct to bjam_option in all
places where referenced.



[SVN r68728]

tools/build

@@ -1 +1 @@
-Subproject commit e1e7e5b84590f32906ab9a94a48d6358900f9fcd
+Subproject commit 4d6b6865e995dc496b617882d635b027d81e8616