[1567] remove include of if_link.h

It is included by rtnetlink.h (which is the next include), and apparently not present on all linux systems

diff --git a/src/lib/dhcp/iface_mgr_linux.cc b/src/lib/dhcp/iface_mgr_linux.cc
index 657c9434b74d1cc4beed4e91fa6b49a32c65afe4..8b19c2716fce9f8c0924c8aa4e64263967a167b4 100644 (file)
--- a/src/lib/dhcp/iface_mgr_linux.cc
+++ b/src/lib/dhcp/iface_mgr_linux.cc
@@ -21,7 +21,6 @@
 #include <exceptions/exceptions.h>
 
 #include <net/if.h>
-#include <linux/if_link.h>
 #include <linux/rtnetlink.h>
 
 using namespace std;