diff -urN cryptopp560/GNUmakefile cryptopp560.src/GNUmakefile
--- cryptopp560/GNUmakefile	2009-03-15 02:48:02.000000000 +0100
+++ cryptopp560.src/GNUmakefile	2010-07-01 19:48:35.841060528 +0200
@@ -118,9 +118,9 @@
 	$(RM) cryptest.exe libcryptopp.a $(LIBOBJS) $(TESTOBJS) cryptopp.dll libcryptopp.dll.a libcryptopp.import.a cryptest.import.exe dlltest.exe $(DLLOBJS) $(LIBIMPORTOBJS) $(TESTIMPORTOBJS) $(DLLTESTOBJS)
 
 install:
-	$(MKDIR) -p $(PREFIX)/include/cryptopp $(PREFIX)/lib $(PREFIX)/bin
+	$(MKDIR) -p $(PREFIX)/include/cryptopp $(PREFIX)/lib64 $(PREFIX)/bin
 	$(CP) *.h $(PREFIX)/include/cryptopp
-	$(CP) *.a $(PREFIX)/lib
+	$(CP) *.a $(PREFIX)/lib64
 	$(CP) *.exe $(PREFIX)/bin
 
 libcryptopp.a: $(LIBOBJS)