diff --git a/ChangeLog b/ChangeLog
index db31bd8c5..3992759a9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2001-08-25  Pavel Roskin  <proski@gnu.org>
+
+	* configure.in: New conditionals USE_VFS and INCLUDED_SLANG.
+
 2001-08-24  Pavel Roskin  <proski@gnu.org>
 
 	* extraconf.h: Remove all references to HAVE_X.
diff --git a/configure.in b/configure.in
index 83d528baa..954d8a39e 100644
--- a/configure.in
+++ b/configure.in
@@ -840,7 +840,9 @@ fi],
   AC_CONFIG_SUBDIRS([vfs/samba])
 fi])
 
+AM_CONDITIONAL(USE_VFS, [test -n "$LIBVFS"])
 AM_CONDITIONAL(USE_SAMBA_FS, [test "x$SAMBAFILES" != x])
+AM_CONDITIONAL(INCLUDED_SLANG, [test -n "$LIBSLANG"])
 
 AC_OUTPUT([
 Make.common