More demangling.
diff --git a/src/libmach/mkfile b/src/libmach/mkfile
index d66f3f3..3f976be 100644
--- a/src/libmach/mkfile
+++ b/src/libmach/mkfile
@@ -69,6 +69,9 @@
 elfnm: elfnm.o $LIBDIR/$LIB
 	$LD -o $target $prereq -l9
 
+demangler: demangler.o $LIBDIR/$LIB
+	$LD -o $target $prereq -l9
+
 
 SunOS.$O: nosys.c
 Darwin.$O: nosys.c