--- src/rfilter1/makefile.in	2004-10-22 08:49:58.000000000 -0700
+++ src/rfilter1/makefile.in.new	2014-03-04 23:58:06.000000000 -0800
@@ -16,7 +16,7 @@
 bindir = $(PREFIX)/bin
 
 rfilter1: rfilter1.c
-	gcc $(OPTIONS) -o rfilter1 rfilter1.c
+	gcc $(OPTIONS) -ffreestanding -o rfilter1 rfilter1.c
 
 setTests:
 	./rfilter1 ../test_suite/test.arb2004.glm < ../test_suite/test.arb2004.txt > ../test_suite/test.arb2004.txt.rfilter1