<div dir="ltr"><blockquote type="cite" style="font-size:12.8px"><div dir="ltr"><div style="font-size:12.8px">I can't install this step : </div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><span style="font-size:12.8px"> </span><span style="color:rgb(64,128,144);font-style:italic;font-size:0.9em"># Only API docs in `build/docs/doxygen`</span><br></div></div></blockquote><blockquote type="cite" style="font-size:12.8px"><div dir="ltr"><pre style="white-space:pre-wrap;margin-top:0px;margin-bottom:0px;padding:1.5em;box-sizing:border-box;direction:ltr;background:rgb(247,247,247);border-width:2px;border-style:solid none;border-color:rgb(198,201,203)"><span class="gmail-m_9162954301098241807gmail-m_-8208655721086265051gmail-o" style="margin:0px;padding:0px;box-sizing:border-box;color:rgb(102,102,102)">./</span><span class="gmail-m_9162954301098241807gmail-m_-8208655721086265051gmail-n" style="margin:0px;padding:0px;box-sizing:border-box">waf</span> <span class="gmail-m_9162954301098241807gmail-m_-8208655721086265051gmail-n" style="margin:0px;padding:0px;box-sizing:border-box">doxgyen</span></pre><div class="gmail_extra" style="font-size:12.8px"><br></div><div class="gmail_extra" style="font-size:12.8px">And it show me this  error : No function doxgyen defined in /home/xuanvl95/Downloads/ndn-c<wbr>xx-master/wscript</div><div class="gmail-m_9162954301098241807gmail-yj6qo gmail-m_9162954301098241807gmail-ajU" style="margin:2px 0px 0px;font-size:12.8px"><div id="gmail-m_9162954301098241807gmail-:1lw" class="gmail-m_9162954301098241807gmail-ajR"><img class="gmail-m_9162954301098241807gmail-ajT gmail-CToWUd" src="https://ssl.gstatic.com/ui/v1/icons/mail/images/cleardot.gif"></div></div></div></blockquote></div>