our libtool doesnt link the contents of libryu.a ?

Index: liblwgeom/Makefile.in
--- liblwgeom/Makefile.in.orig
+++ liblwgeom/Makefile.in
@@ -188,7 +188,7 @@ $(RYU_LIBPATH): ../deps/ryu/d2s.c
 	$(MAKE) -C ../deps/ryu @RYU_LIB@
 
 liblwgeom.la: $(LT_OBJS) $(RYU_LIBPATH)
-	$(LIBTOOL) --tag=CC --mode=link $(CC) -rpath $(libdir) $(LT_OBJS) $(RYU_LIBPATH)\
+	$(LIBTOOL) --tag=CC --mode=link $(CC) -rpath $(libdir) $(LT_OBJS) ../deps/ryu/d2s.lo \
              -release $(SOVER) -version-info $(VERSION_INFO) $(LDFLAGS) -static -o $@
 
 maintainer-clean: clean