Bugfix.

* libmailutils/Makefile.am (SUBDIRS): Make sure tests are descended
into only when the libmailutils library is already built.

@@ -24,7 +24,7 @@ YLWRAP = $(SHELL) $(mu_aux_dir)/gylwrap
 AM_YFLAGS=-vt
 AM_LFLAGS=-dvp
 
-SUBDIRS = tests 
+SUBDIRS = . tests 
 
 lib_LTLIBRARIES = libmailutils.la