portable ar.
diff --git a/bin/9ar b/bin/9ar
new file mode 100755
index 0000000..94f99ba
--- /dev/null
+++ b/bin/9ar
@@ -0,0 +1,9 @@
+#!/bin/sh
+
+ar "$@"
+case "`uname`" in 
+Darwin)
+	ranlib -c $2
+	;;
+esac
+