--- Makefile~ 2010-06-28 12:10:33.000000000 -0500
+++ Makefile 2010-06-28 12:10:58.138179750 -0500
@@ -54,7 +54,7 @@
# Under Cygwin replace strip $@ with strip $@.exe
cfdg: $(OBJS)
- $(LINK.o) $^ -L/usr/local/lib -lstdc++ -lpng -lz -fexceptions -o $@
+ $(LINK.o) $^ -L/usr/local/lib -lstdc++ -lpng -lz -lm -fexceptions -o $@
# strip $@