title: could not configure a c compiler
body: <p>I am trying to compile some libraries using <em>gcc 4.7</em> (which i just upgraded from 4.6.3, somehow it complain about c compiler:</p>
  
  <pre><code>/home/rtbkit/platform-deps/node/wscript:263: error: could not configure a c compiler!
  make[1]: Entering directory `/home/rtbkit/platform-deps/node'
  Project not configured (run 'waf configure' first)
  make[1]: *** [program] Error 1
  make[1]: Target `all' not remade because of errors.
  make[1]: Leaving directory `/home/rtbkit/platform-deps/node'
  make[1]: Entering directory `/home/rtbkit/platform-deps/node'
  Project not configured (run 'waf configure' first)
  make[1]: *** [program] Error 1
  make[1]: Target `all' not remade because of errors.
  make[1]: Leaving directory `/home/rtbkit/platform-deps/node'
  make[1]: Entering directory `/home/rtbkit/platform-deps/node'
  Project not configured (run 'waf configure' first)
  make[1]: *** [program] Error 1
  make[1]: Leaving directory `/home/rtbkit/platform-deps/node'
  
  installing
  make[1]: Entering directory `/home/rtbkit/platform-deps/node'
  Project not configured (run 'waf configure' first)
  make[1]: *** [install] Error 1
  make[1]: Leaving directory `/home/rtbkit/platform-deps/node'
  cp: target `/home/rtbkit/local/include/node' is not a directory
  make: *** [install_node] Error 1
  </code></pre>