anchor.diff:          <cctag>COMMON_CONFIG_TAG_DEFAULT</cctag>
           <protected>PROTECTED_SERVER_DEFAULT</protected>
           <reloadonchange>RELOAD_ON_CHANGE_DEFAULT</reloadonchange>
  +        <envs group="SV_ENV_GROUP_NAME">
  +            <env name="SV_ENV_VARIABLE_NAME">SV_ENV_VARIABLE_VALUE</env>
  +            <env name="SV_ENV_VARIABLE_NAME_UNSET" unset="y" />
  +            ...
  +            <env name="SV_ENV_VARIABLE_NAME_N">SV_ENV_VARIABLE_VALUE_N</env>
  +        </envs>
  +        ...
  +        <envs group="SV_ENV_GROUP_NAME_N">
  +            ...
  +        </envs>
       </defaults>
       <servers>
           <server name="SERVER_BINARY_NAME">
  
positive.code:             <protected>PROTECTED_SERVER</protected>
              <reloadonchange>RELOAD_ON_CHANGE_SERVER</reloadonchange>
              <fullpath>ATMI_SERVER_FULL_PATH</fullpath>
          </server>
          ...
          <server name="SERVER_BINARY_NAME_N">
  
negative.code:         </server>
      </servers>
      <clients>
          <envs group="CLT_ENV_GROUP_NAME">
              <env name="CLT_ENV_VARIABLE_NAME">CLT_ENV_VARIABLE_VALUE</env>
              <env name="CLT_ENV_VARIABLE_NAME_UNSET" unset="y" />
              ...
              <env name="CLT_ENV_VARIABLE_NAME_N">CLT_ENV_VARIABLE_VALUE_N</env>
          </envs>
          ...
          <envs group="CLT_ENV_GROUP_NAME_N">
              ...
          </envs>
          <client cmdline="CLT_COMMAND_LINE [${NDRX_CLTTAG} ${NDRX_CLTSUBSECT}]" 
              log="CLT_LOG" 
              stdout="CLT_STDOUT"
  