For PR automake/358:

For PR automake/358:
* lib/am/texi-vers.am (%STAMPVTI%): Depend on configure instead of
configure.ac.
Suggested by Thien-Thi Nguyen.
* lib/am/configure.am ($(srcdir)/configure): Depends on
%CONFIGURE_DEPS%
* automake.in (@configure_deps): New array.
(scan_autoconf_traces): Scan for m4_include and m4_sinclude,
and fill @configure_deps.
(handle_configure): Substitute %CONFIGURE_DEPS%.
Distribute @configure_deps.
* tests/version7.texi: New file.
* tests/vtexi.test: Adjust.
* tests/Makefile.am (TESTS): Add version7.test.
* automake.texi (Dist): Mention that m4_include'd files
are distributed.