Index: src/include/endian.h
--- src/include/endian.h.orig
+++ src/include/endian.h
@@ -29,9 +29,11 @@
 #include <endian.h>
 #elif defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__APPLE__)
 #if defined(__OpenBSD__)
-#include <machine/types.h>
-#endif /* __OpenBSD__ */
+#include <sys/types.h>
+#include <endian.h>
+#else
 #include <machine/endian.h>
+#endif /* __OpenBSD__ */
 #define __BYTE_ORDER BYTE_ORDER
 #define __LITTLE_ENDIAN LITTLE_ENDIAN
 #define __BIG_ENDIAN BIG_ENDIAN