DragonflyBSD & NetBSD build fix

diff --git a/src/porting.cpp b/src/porting.cpp
index 10b6fc94059c675af85165b669e65518bd606611..0cc323934ba18b2f56afdb8ad4e4e47a66f33c1c 100644 (file)
--- a/src/porting.cpp
+++ b/src/porting.cpp
@@ -25,7 +25,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 
 #include "porting.h"
 
-#if defined(__FreeBSD__)
+#if defined(__FreeBSD__)  || defined(__NetBSD__) || defined(__DragonFly__)
        #include <sys/types.h>
        #include <sys/sysctl.h>
 #elif defined(_WIN32)