--- a/lib/Makefile	2015-12-30 07:22:14.000000000 +0300
+++ b/lib/Makefile	2017-01-10 15:17:39.410000000 +0300
@@ -9,7 +9,10 @@
 
 # Build up SUBDIRS:
 SUBDIRS = 
-SUBDIRS += util libutil libutil++
+SUBDIRS += util libutil
+ifeq ($(ENABLE_CPLUSPLUS),yes)
+  SUBDIRS += libutil++
+endif
 ifeq ($(ENABLE_ABYSS_SERVER),yes)
   SUBDIRS += abyss
   ifeq ($(ENABLE_CPLUSPLUS),yes)