Add missing include headers for compilation on Intel target for Google TV.

Change-Id: I9f71b5e871671d1d64ad37f78a8944653409b8e1
diff --git a/NetlinkHandler.cpp b/NetlinkHandler.cpp
index f47d364..55b6dba 100644
--- a/NetlinkHandler.cpp
+++ b/NetlinkHandler.cpp
@@ -17,6 +17,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <errno.h>
+#include <string.h>
 
 #define LOG_TAG "Vold"