diff --git a/tools/build/test-includes/badfiles.inc b/tools/build/test-includes/badfiles.inc
--- a/tools/build/test-includes/badfiles.inc
+++ b/tools/build/test-includes/badfiles.inc
@@ -75,7 +75,6 @@
 	sys/lockf.h \
 	sys/lockmgr.h \
 	sys/loginclass.h \
-	sys/mac.h \
 	sys/mbuf.h \
 	sys/md4.h \
 	sys/md5.h \