[log4cpp::Category::getInstance("foo").errorStream() << log4cpp::eol],
[AC_DEFINE(XMLTOOLING_LOG4CPP,1,[Define if log4cpp library is used.])],
[AC_MSG_ERROR([unable to link with log4cpp, need version 1.0 or later])])
[log4cpp::Category::getInstance("foo").errorStream() << log4cpp::eol],
[AC_DEFINE(XMLTOOLING_LOG4CPP,1,[Define if log4cpp library is used.])],
[AC_MSG_ERROR([unable to link with log4cpp, need version 1.0 or later])])