Add check for db2html

Add check for db2html

Thu Jul  6 16:12:14 2000  Owen Taylor  <otaylor@redhat.com>

	* configure.in: Add check for db2html

Thu Jul  6 14:53:05 2000  Owen Taylor  <otaylor@redhat.com>

	* gtk/gtktypeutils.c (gtk_type_init): Add a temporary
	hack to set glib_debug_objects based on gtk_debug_flags.

Thu Jul  6 14:12:13 2000  Owen Taylor  <otaylor@redhat.com>

	* INSTALL.in: Update the Prerequisites section.

	* Makefile.am demos/Makefile.am docs/Makefile.am
	docs/tutorial/Makefile.am gdk/x11/Makefile.am
	gdk/linux-fb/Makefile.am: Dist fixes