title: error: autoconf failed with exit status: 1
body: <p>Hi am trying to a build shell script in centos 7.5 but am stopped due to the following error</p>
  
  <p><strong>ERROR:</strong> </p>
  
  <pre><code>[root@localhost unimrcp-1.5.0]# ./bootstrap
  + libtoolize --force --automake --copy
  + aclocal -I build/acmacros
  + automake --foreign --add-missing --copy
  Usage: autoconf [-h] [--help] [-m dir] [--macrodir=dir]
         [-l dir] [--localdir=dir] [--version] [template-file]
  automake: error: autoconf failed with exit status: 1
  + autoconf
  autoconf: configure.in: No such file or directory
  + rm -rf autom4te.cache
  </code></pre>
  
  <p>and the following is the shell script i tried to execute.
  <strong>bootstrap.sh</strong></p>
  
  <pre><code>#! /bin/sh
  
  case `uname` in
      Darwin) libtoolize=glibtoolize ;;
      *)      libtoolize=libtoolize  ;;
  esac
  
  set -x
  $libtoolize --force --automake --copy
  aclocal -I build/acmacros
  automake --foreign --add-missing --copy
  autoconf
  
  rm -rf autom4te.cache
  </code></pre>
  
  <p>Can any one help me to solve this problem?
  Thank you :)</p>