src: Change adjacency status from uint32_t to enum

refs: #1946

Change-Id: Ic1abd2610061860d0ac183074395a1d3796e870a
diff --git a/src/conf-file-processor.cpp b/src/conf-file-processor.cpp
index 726d2af..45890d1 100644
--- a/src/conf-file-processor.cpp
+++ b/src/conf-file-processor.cpp
@@ -338,7 +338,7 @@
                                                        Adjacent::DEFAULT_LINK_COST);
         ndn::Name neighborName(name);
         if (!neighborName.empty()) {
-          Adjacent adj(name, faceUri, linkCost, ADJACENT_STATUS_INACTIVE, 0, 0);
+          Adjacent adj(name, faceUri, linkCost, Adjacent::STATUS_INACTIVE, 0, 0);
           m_nlsr.getAdjacencyList().insert(adj);
         }
         else {