diff -up ./Makefile.in.orig ./Makefile.in
--- ./Makefile.in.orig	2012-12-26 20:22:16.437830938 +0000
+++ ./Makefile.in	2012-12-26 20:22:54.516261541 +0000
@@ -251,7 +251,7 @@ MALSYM_OBJS = malsym.o sym_compiler.o
 
 malsym: $(MALSYM_OBJS) libmalaga.la
 	@echo "Linking malsym"
-	@$(LIBTOOL) --mode=link $(LINK) $(MALSYM_OBJS) $(GLIB_LIBS) \
+	@$(LIBTOOL) --mode=link $(LINK) $(MALSYM_OBJS) $(GLIB_LIBS) -lm \
 	  libmalaga.la -o malsym
 
 #==============================================================================