--- libpkg/pkg.h.in.orig	2016-10-03 23:34:44 UTC
+++ libpkg/pkg.h.in
@@ -77,6 +77,10 @@ extern "C" {
 #define OSMAJOR __NetBSD_Version__
 #endif
 
+#ifdef __BSDSUniX__
+#define OSMAJOR __BSDSUniX__
+#endif
+
 #ifndef __DECONST
 #define __DECONST(type, var)    ((type)(uintptr_t)(const void *)(var))
 #endif