### 
cd /usr/share/aclocal
wget https://raw.githubusercontent.com/autoconf-archive/autoconf-archive/master/m4/ax_cxx_compile_stdcxx.m4 
wget https://raw.githubusercontent.com/autoconf-archive/autoconf-archive/master/m4/ax_check_compile_flag.m4
wget https://raw.githubusercontent.com/autoconf-archive/autoconf-archive/master/m4/ax_compare_version.m4

### 
cd /usr/local/SRC/exult 

rm -rf autom4te.cache m4 aclocal.m4 ltmain.sh config.*
mkdir m4
aclocal -I /usr/share/aclocal -I m4 --install --force
libtoolize --force --copy
/usr/local/bin/autoconf   -B /usr/local/share/autoconf   -I /usr/share/aclocal   -I /usr/local/share/autoconf/m4sugar   --force
autoheader 
automake --add-missing --copy --force-missing

