***** autoconf *****
***** PWD: /var/tmp/portage/x11-plugins/wsoundserver-0.4.1/work/WSoundServer-0.4.1-new
***** autoconf

configure.in:206: error: possibly undefined macro: AM_PATH_ESD
      If this token and others are legitimate, please use m4_pattern_allow.
      See the Autoconf documentation.