Fix typo in error message
diff --git a/configure.in b/configure.in
index 35d47c4..4c4731f 100644
--- a/configure.in
+++ b/configure.in
@@ -961,7 +961,7 @@
 		   ARCH_RUN_32BIT="arch -i386 -ppc"
 
 		 else
-	           AC_MSG_ERROR([proper usage is --with-universalarch=32-bit|64-bit|all])
+	           AC_MSG_ERROR([proper usage is --with-universal-arch=32-bit|64-bit|all|intel|3-way])
 
 		 fi