diff -uNr flite-1.3-release/tools/Makefile flite-1.3-release-mod/tools/Makefile
--- flite-1.3-release/tools/Makefile	2005-01-01 19:24:16.000000000 +0200
+++ flite-1.3-release-mod/tools/Makefile	2011-03-13 23:53:12.365235072 +0200
@@ -64,7 +64,7 @@
 $(BINDIR)/find_sts: find_sts_main.o $(FLITELIBS) $(flite_LIBS_deps)
 	echo $(ALL)
 	echo $(HOST_PLATFORM) $(TARGET_PLATFORM)
-	$(CC) $(CFLAGS) -o $@ find_sts_main.o $(flite_LIBS_flags) $(LDFLAGS)
+	$(CC) $(CFLAGS) -o $@ find_sts_main.o $(flite_LIBS_flags) $(LDFLAGS) -lm
 $(BINDIR)/flite_sort: flite_sort_main.o $(FLITELIBS) $(flite_LIBS_deps)
 	$(CC) $(CFLAGS) -o $@ flite_sort_main.o $(flite_LIBS_flags) $(LDFLAGS)
 $(BINDIR)/regexcomp: regexcomp_main.o $(FLITELIBS) $(flite_LIBS_deps)