File planets-0.1.13-camlp5o.patch of Package planets

--- Makefile~	2007-06-19 21:20:50.000000000 -0500
+++ Makefile	2019-08-01 13:44:01.227147147 -0500
@@ -5,7 +5,7 @@
 	OCAMLOPT=ocamlopt
 endif
 ifndef CAMLP4O
-	CAMLP4O=camlp4o
+	CAMLP4O=camlp5o
 endif
 ifndef PREFIX
 	PREFIX=/usr/local