diff --git a/lib/config.dj b/lib/config.dj
index 650d476036b83289f00a80354364282f50746b5d..d9f806b007f9523f8dd1e831ae9bccb9bf8827cb 100644
--- a/lib/config.dj
+++ b/lib/config.dj
@@ -39,7 +39,9 @@
 #define HAVE_NET_IF_H          1
 #define HAVE_PROCESS_H         1
 #define HAVE_PERROR            1
+#define HAVE_RECV              1
 #define HAVE_SELECT            1
+#define HAVE_SEND              1
 #define HAVE_SETJMP_H          1
 #define HAVE_SETLOCALE         1
 #define HAVE_SETVBUF           1