diff -up librtas-1.3.5/rules.mk.libdir librtas-1.3.5/rules.mk
--- librtas-1.3.5/rules.mk.libdir	2010-01-28 20:04:30.000000000 +0100
+++ librtas-1.3.5/rules.mk	2011-08-09 15:47:16.842521606 +0200
@@ -145,7 +145,7 @@ define install_sbin
 endef
 
 define install_lib
-	$(call install_files,$1,755,$2/$(LIB_DIR)$(call is_lib64,$1))
+	$(call install_files,$1,755,$2/$(LIB_DIR))
 endef
 
 define install_inc
@@ -188,7 +188,7 @@ define uninstall_sbin
 endef
 
 define uninstall_lib
-	$(call uninstall_files,$1,$2/$(LIB_DIR)$(call is_lib64,$1))
+	$(call uninstall_files,$1,$2/$(LIB_DIR))
 endef
 
 define uninstall_inc