Need to add NetworkConfiguration.java in the compilation list because it is used by Utils.java

diff --git a/test/hotspot/jtreg/testlibrary/jittester/Makefile b/test/hotspot/jtreg/testlibrary/jittester/Makefile
index 54087edaab8..63913462bbb 100644
--- a/test/hotspot/jtreg/testlibrary/jittester/Makefile
+++ b/test/hotspot/jtreg/testlibrary/jittester/Makefile
@@ -73,6 +73,7 @@ TESTLIBRARY_SRC_DIR = ../../../../lib/jdk/test/lib
 TESTLIBRARY_SRC_FILES = $(TESTLIBRARY_SRC_DIR)/Asserts.java \
                         $(TESTLIBRARY_SRC_DIR)/JDKToolFinder.java \
                         $(TESTLIBRARY_SRC_DIR)/JDKToolLauncher.java \
+ $(TESTLIBRARY_SRC_DIR)/NetworkConfiguration.java \
                         $(TESTLIBRARY_SRC_DIR)/Platform.java \
                         $(TESTLIBRARY_SRC_DIR)/Utils.java \
                         $(TESTLIBRARY_SRC_DIR)/process/OutputAnalyzer.java \