--- ncbi_cxx--18_0_0/src/sample/app/cgi/Makefile.cgi_session_sample.app.ori	2017-03-22 23:52:58.984696074 +0100
+++ ncbi_cxx--18_0_0/src/sample/app/cgi/Makefile.cgi_session_sample.app	2017-03-22 23:53:54.746258126 +0100
@@ -11,7 +11,7 @@
 # the lines reading "### BEGIN/END COPIED SETTINGS" in any way.
 
 ### BEGIN COPIED SETTINGS
-LIB = xgridcgi xcgi xhtml xconnserv xconnect xutil xncbi
+LIB = xgridcgi xcgi xhtml xconnserv xthrserv xconnect xutil xncbi
 
 LIBS = $(NETWORK_LIBS) $(DL_LIBS) $(ORIG_LIBS)