libXpm: Changes to 'master'

[Alan Coopersmith]

 acinclude.m4 |   32 +++++++++++++++-----------------
 1 file changed, 15 insertions(+), 17 deletions(-)

New commits:
commit d846316822ba8eb545d41140007ef98a7de9274e
Author: Alan Coopersmith <alan.coopersmith at sun.com>
Date:   Tue May 19 01:34:19 2009 -0700

    Update AC_DEFINE_DIR to latest version from Autoconf Archive