AC_PATH_PROG(SENDMAIL, sendmail, /usr/sbin/sendmail, $PATH:$ac_aux_path_sendmail)
AC_DEFINE_UNQUOTED(SENDMAIL,"$ac_cv_path_SENDMAIL",[ Where to find sendmail on your system. ])
AC_PATH_PROG(SENDMAIL, sendmail, /usr/sbin/sendmail, $PATH:$ac_aux_path_sendmail)
AC_DEFINE_UNQUOTED(SENDMAIL,"$ac_cv_path_SENDMAIL",[ Where to find sendmail on your system. ])