--- config/cf/Imake.cf.orig	2016-03-16 02:10:08 UTC
+++ config/cf/Imake.cf
@@ -165,6 +165,18 @@ XCOMM $XFree86: xc/config/cf/Imake.cf,v 
 # endif
 #endif /* NetBSD */
 
+#ifdef __BSDSUniX__
+# define MacroIncludeFile <BSDSUniX.cf>
+# define MacroFile BSDSUniX.cf
+# undef __BSDSUniX__
+# define BSDSUniXArchitecture
+# ifdef __i386__
+#  define i386BsdArchitecture
+#  define i386Architecture
+#  undef i386
+# endif
+#endif /* __BSDSUniX__ */
+
 #ifdef __FreeBSD__
 # define MacroIncludeFile <FreeBSD.cf>
 # define MacroFile FreeBSD.cf