Build online failure

hey

From
https://github.com/LibreOffice/online/tree/master/loolwsd

I'm confused

loolwsd]# ./configure --enable-silent-rules
--with-lokit-path=/root/core-libreoffice-5.1.0.1/include
loolwsd]# make

make all-recursive
make[1]: Entering directory `/root/online-master/loolwsd'
Making all in test
make[2]: Entering directory `/root/online-master/loolwsd/test'
make[2]: Nothing to be done for `all'.
make[2]: Leaving directory `/root/online-master/loolwsd/test'
make[2]: Entering directory `/root/online-master/loolwsd'
  CXX LOOLSession.o
  CXXLD loadtest
LOOLSession.cpp: In member function ‘virtual void
ChildProcessSession::sendFontRendering(const char*, int,
Poco::StringTokenizer&)’:
LOOLSession.cpp:1126:38: error: ‘LibreOfficeKitDocumentClass’ has no member
named ‘renderFont’
     pixmap = _loKitDocument->pClass->renderFont(_loKitDocument,
decodedFont.c_str(), &width, &height);
                                      ^
make[2]: *** [LOOLSession.o] Error 1
make[2]: Leaving directory `/root/online-master/loolwsd'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/root/online-master/loolwsd'
make: *** [all] Error 2

prayer.