From 8a23e4dd0c9015b74437cf423bdc52e275d0848a Mon Sep 17 00:00:00 2001
From: Chuck Cranor <chuck@ece.cmu.edu>
Date: Fri, 17 Jul 2020 20:32:37 -0400
Subject: [PATCH] add ${NL_LIBRARY_DIRS} to link_directories()

Handles case where nl-route-3 and nl-3 libs are not installed in
a standard location.  pkg_check_modules() puts the location it
got from pkgconfig in _LIBRARY_DIRS variable.

Signed-off-by: Chuck Cranor <chuck@ece.cmu.edu>
---
 CMakeLists.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ed0689afc..edab9b05f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -442,6 +442,7 @@ if (ENABLE_RESOLVE_NEIGH)
   # FIXME use of pkgconfig is discouraged
   pkg_check_modules(NL libnl-3.0 libnl-route-3.0 REQUIRED)
   include_directories(${NL_INCLUDE_DIRS})
+  link_directories(${NL_LIBRARY_DIRS})
   set(NL_KIND 3)
 else()
   set(NL_KIND 0)