diff --git a/testing/hstox/byteswap.h b/testing/hstox/byteswap.h
index fef55886..58d99570 100644
--- a/testing/hstox/byteswap.h
+++ b/testing/hstox/byteswap.h
@@ -1,8 +1,10 @@
-#ifdef __APPLE__
+#if defined(__APPLE__)
 #include <libkern/OSByteOrder.h>
 
 #define htobe64(x) OSSwapHostToBigInt64(x)
 #define be64toh(x) OSSwapBigToHostInt64(x)
+#elif defined (__FreeBSD__)
+#include <sys/endian.h>
 #else
 #include <endian.h>
 #endif
diff --git a/testing/hstox/driver.c b/testing/hstox/driver.c
index a0fdfbd4..33823277 100644
--- a/testing/hstox/driver.c
+++ b/testing/hstox/driver.c
@@ -7,8 +7,10 @@
 #include <stdarg.h>
 #include <stdio.h>
 #include <string.h>
+#include <sys/stat.h>
 #include <sys/socket.h>
 #include <sys/types.h>
+#include <netinet/in.h>
 #include <unistd.h>
 
 #include "driver.h"