linux warnings

git-svn-id: https://profuse.googlecode.com/svn/branches/v2@212 aa027e90-d47c-11dd-86d7-074df07e0730

Cache/BlockCache.cpp

@@ -1,11 +1,13 @@
 
 #include <algorithm>
 #include <cerrno>
+#include <cstring>
 
 #include <sys/types.h>
 #include <sys/mman.h>
 #include <unistd.h>
 
+
 #include <Cache/BlockCache.h>
 #include <Device/BlockDevice.h>
 

Cache/ConcreteBlockCache.cpp

@@ -1,6 +1,7 @@
 
 #include <algorithm>
 #include <cerrno>
+#include <cstring>
 
 #include <sys/types.h>
 #include <sys/mman.h>

Device/BlockDevice.h

@@ -40,7 +40,7 @@ public:
 protected:
     BlockDevice();
     
-    friend BlockCache;
+    friend class BlockCache;
     virtual BlockCache *createBlockCache();
 };
 
@@ -48,4 +48,4 @@ protected:
 
 }
 
-#endif
+#endif