Add HAS_TESTS to all Makefiles that are currently using the

`SUBDIR.${MK_TESTS}+= tests` idiom.

This is a follow up to r321912.

diff --git a/pw/Makefile b/pw/Makefile
index bdb4384d1cc5d28ac1965ecaf6c1426571576cb3..8db96d90f6e229af5e02ab678e8e7552b6be59a7 100644 (file)
--- a/pw/Makefile
+++ b/pw/Makefile
@@ -12,6 +12,7 @@ LIBADD=       crypt util sbuf
 
 .include <src.opts.mk>
 
+HAS_TESTS=
 SUBDIR.${MK_TESTS}+= tests
 
 .include <bsd.prog.mk>