libXt: Changes to 'master'

[Gaetan Nadon]

 Makefile.am         |    2 ++
 acinclude.m4        |   46 ----------------------------------------------
 configure.ac        |    1 +
 m4/ax_define_dir.m4 |   49 +++++++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 52 insertions(+), 46 deletions(-)

New commits:
commit 723d78fe8e159dee1281f3e4f8dc03825aa334b6
Author: Gaetan Nadon <memsize at videotron.ca>
Date:   Thu Apr 1 20:30:43 2010 -0400

    config: update and relocate AX_DEFINE_DIR macro
    
    Remove deprecated acinclude.m4 macro container file
    Use separate macro files as per autoconf recommendation
    Use the latest macro from GNU
    
    Signed-off-by: Gaetan Nadon <memsize at videotron.ca>