[gtk-doc] build: more gitignore tuning

[Stefan Kost <stefkost src gnome org>]

commit e4bfb154a4dd99964828254ece4094d4206016c8
Author: Stefan Kost <ensonic users sf net>
Date:   Tue Jul 7 16:06:27 2009 +0100

    build: more gitignore tuning

 Makefile.am |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index 04fcc2e..c337309 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -86,7 +86,9 @@ EXTRA_DIST = \
 
 MAINTAINERCLEANFILES = \
 	$(srcdir)/INSTALL \
+	$(srcdir)/COPYING \
 	$(srcdir)/aclocal.m4 \
+	$(srcdir)/autoregen.sh \
 	$(srcdir)/compile \
 	$(srcdir)/config.guess \
 	$(srcdir)/config.h.in \
@@ -95,6 +97,7 @@ MAINTAINERCLEANFILES = \
 	$(srcdir)/depcomp \
 	$(srcdir)/install-sh \
 	$(srcdir)/ltmain.sh \
+	$(srcdir)/m4 \
 	$(srcdir)/missing \
 	$(srcdir)/mkinstalldirs \
 	$(srcdir)/gtk-doc-utils.make \