[krb5-auth-dialog] Minor autoconf/automake cleanups

[Guido Günther <guidog src gnome org>]

commit 3e82c4e2113c3c9b1246fe56c4e1851c180e6d07
Author: Guido Günther <agx sigxcpu org>
Date:   Sat Apr 17 17:35:35 2010 +0200

    Minor autoconf/automake cleanups

 configure.ac         |   10 +++++-----
 examples/Makefile.am |    5 ++++-
 2 files changed, 9 insertions(+), 6 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 0c3911c..334be38 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,8 +18,8 @@ AM_GLIB_GNU_GETTEXT
 AC_PROG_CC
 AC_ISC_POSIX
 AC_HEADER_STDC
-AM_PROG_LIBTOOL
-AM_PROG_LEX
+AC_PROG_LIBTOOL
+AC_PROG_LEX
 AC_PROG_YACC
 
 AM_PROG_CC_C_O
@@ -247,9 +247,9 @@ AC_MSG_NOTICE([=====================])
 AC_MSG_NOTICE([])
 AC_MSG_NOTICE([Libraries])
 AC_MSG_NOTICE([])
-AC_MSG_NOTICE([         kerberos: $KRB5_CFLAGS $KRB5_LIBS])
-AC_MSG_NOTICE([              gtk: $GTK_CFLAGS $GTK_LIBS])
-AC_MSG_NOTICE([             dbus: $DBUS_CFLAGS $DBUS_LIBS])
+AC_MSG_NOTICE([         Kerberos: $KRB5_CFLAGS $KRB5_LIBS])
+AC_MSG_NOTICE([              GTK: $GTK_CFLAGS $GTK_LIBS])
+AC_MSG_NOTICE([             DBus: $DBUS_CFLAGS $DBUS_LIBS])
 AC_MSG_NOTICE([            gconf: $GCONF_CFLAGS $GCONF_LIBS])
 AC_MSG_NOTICE([         gio-unix: $GIO_UNIX_CFLAGS $GIO_UNIX_LIBS $GIO_CFLAGS $GIO_LIBS])
 if test "$with_libnotify" = "yes" ; then
diff --git a/examples/Makefile.am b/examples/Makefile.am
index ed8137b..c0d930a 100644
--- a/examples/Makefile.am
+++ b/examples/Makefile.am
@@ -1,2 +1,5 @@
+NULL =
+
 EXTRA_DIST = \
-	tgt-signals.py
+	tgt-signals.py \
+	$(NULL)