[pango] [docs] Fix Makefile.am to not delete .gitignore on dist

[Behdad Esfahbod <behdad src gnome org>]

commit d71b8b4c90fdce60ee3a5d3494c6ef589b120613
Author: Behdad Esfahbod <behdad behdad org>
Date:   Fri Apr 17 17:27:03 2009 -0400

    [docs] Fix Makefile.am to not delete .gitignore on dist
---
 docs/Makefile.am |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/docs/Makefile.am b/docs/Makefile.am
index a321db0..2af8767 100644
--- a/docs/Makefile.am
+++ b/docs/Makefile.am
@@ -136,7 +136,10 @@ EXTRA_DIST +=				\
 	$(man_MANS)
 
 # force doc rebulid after configure
-dist-hook-local: dist-local-check-mans-enabled dist-local-check-no-cross-references maintainer-clean-local all-local
+dist-hook-local: dist-local-check-mans-enabled dist-local-check-no-cross-references pango-docs-clean all-local
+
+pango-docs-clean: clean
+	cd $(srcdir) && rm -rf xml html
 
 #
 # Require gtk-doc when making dist