[ng] clean: drop minor DOS-related cruft in libtool support

* automake.in (handle_libtool): Do not bother cleaning '_libs'
directories, they are only used by Libtool on MS-DOS (and we
don't support that anymore).

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>

diff --git a/automake.in b/automake.in
index 02d8ff04b324112f5c9ca77991f3412dfabd826b..e438de194f10e5c78d2afbb50e980fc499d9e954 100644 (file)
--- a/automake.in
+++ b/automake.in
@@ -2235,9 +2235,7 @@ sub handle_libtool
 
   foreach my $dir (%libtool_clean_directories)
     {
-      # '.libs' is for Unix, '_libs' for DOS.
       $clean_dirs{"$dir/.libs"} = CLEAN;
-      $clean_dirs{"$dir/_libs"} = CLEAN;
     }
 
   if ($relative_dir eq '.')