--- gvpe/src/conf.h	2013/10/11 07:56:07	1.46
+++ gvpe/src/conf.h	2014/02/02 23:58:32	1.47
@@ -34,6 +34,8 @@
 
 #include <vector>
 
+#include <sys/types.h>
+
 #include <openssl/rsa.h>
 
 #include "slog.h"