使用log4c问题

log4crc文件<?xml version="1.0"?>
<!DOCTYPE log4c SYSTEM "">

<log4c version="1.2.1">

	<config>
		<bufsize>0</bufsize>
		<debug level="2"/>
		<nocleanup>0</nocleanup>
		<reread>1</reread>
	</config>

	<rollingpolicy name="rollingpolicy" type="sizewin" maxsize="10240" maxnum="10" />

	<appender name="stdout" type="stream" layout="basic"/>
  <appender name="stderr" type="stream" layout="dated"/>

  <appender name="stream_basic" type="stream" layout="basic"/>
  <appender name="stream_basic_r" type="stream" layout="basic_r"/>
  <appender name="stream_dated" type="stream" layout="dated"/>
  <appender name="stream_dated_r" type="stream" layout="dated_r"/>
  <appender name="/sdcard/route/stream_dated" type="stream" layout="dated"/>

  <appender name="stream2_basic" type="stream2" layout="basic"/>
  <appender name="stream2_basic_r" type="stream2" layout="basic_r"/>
  <appender name="stream2_dated" type="stream2" layout="dated"/>
  <appender name="stream2_dated_r" type="stream2" layout="dated_r"/>

  <appender name="rolling_basic" type="rollingfile" layout="basic" logdir="." prefix="rolling_basic"  rollingpolicy="rollingpolicy" />
  <appender name="rolling_basic_r" type="rollingfile" layout="basic_r" logdir="." prefix="rolling_basic_r"  rollingpolicy="rollingpolicy" />
  <appender name="rolling_dated" type="rollingfile" layout="dated" logdir="." prefix="rolling_dated"  rollingpolicy="rollingpolicy" />
  <appender name="rolling_dated_r" type="rollingfile" layout="dated_r" logdir="." prefix="rolling_dated_r"  rollingpolicy="rollingpolicy" />

  <appender name="syslog" type="syslog" layout="basic"/>
  <appender name="s13file" type="s13_file" layout="basic"/>
  <appender name="plain_stderr" type="s13_stderr" layout="none"/>
  <appender name="cat_stderr" type="s13_stderr" layout="catlayout"/>
  <appender name="xml_stderr" type="s13_stderr" layout="xmllayout"/>
  <appender name="user_stderr" type="s13_stderr" layout="userlayout"/>

  <layout name="basic" type="basic"/>
  <layout name="basic_r" type="basic_r"/>
  <layout name="dated" type="dated"/>
  <layout name="dated_r" type="dated_r"/>

  <layout name="catlayout" type="s13_cat"/>
  <layout name="xmllayout" type="s13_xml"/>
  <layout name="none" type="s13_none"/>
  <layout name="userlayout" type="s13_userloc"/>

  <category name="root" priority="unknown"  appender="/sdcard/route/stream_dated" />
  <category name="com" priority="notice"  appender="stream_basic" />
  <category name="com.luo" priority="notice"  appender="stream_dated" />
  <category name="com.luo.log" priority="notice"  appender="stream2_dated" />
 <category name="com.luonjtu.log" priority="notice"  appender="stream2_dated" />

</log4c>