diff --git a/include/n2n_typedefs.h b/include/n2n_typedefs.h
index 500bfcd..4951aa4 100644
--- a/include/n2n_typedefs.h
+++ b/include/n2n_typedefs.h
@@ -23,6 +23,7 @@
 #include <stdint.h>     // for uint8_t and friends
 #ifndef WIN32
 #include <arpa/inet.h>  // for in_addr_t
+#include <sys/socket.h> // for sockaddr
 #endif
 #include <uthash.h>
 #include <n2n_define.h>
diff --git a/src/tuntap_freebsd.c b/src/tuntap_freebsd.c
index 6501659..9ccdf0e 100644
--- a/src/tuntap_freebsd.c
+++ b/src/tuntap_freebsd.c
@@ -17,6 +17,7 @@
  */
 
 
+#include <fcntl.h>  // for open. O_RDWR
 #include "n2n.h"