title: What C syntax the code is using?
body: <pre><code>local uLong unzlocal_SearchCentralDir OF((
      const zlib_filefunc_def* pzlib_filefunc_def,
      voidpf filestream));
  
  local uLong unzlocal_SearchCentralDir(pzlib_filefunc_def,filestream)
      const zlib_filefunc_def* pzlib_filefunc_def;
      voidpf filestream;
  {
  </code></pre>
  
  <p>...the rest source.</p>
  
  <p>The above C source is from unzip.c.</p>
  
  <p>I'm wondering what is the syntax of the function prototype line?
  Especially where is the keywork "OF" from or what is it for?</p>