title: error LNK2019: unresolved external symbol __imp__debugf referenced in function "int __cdecl fld_new
body: <p>I am upgrading my project from VS 6 to VS 2010, while building in release mode, I am facing the below error.</p>
  
  <pre><code> 1&gt;Creating library .\Release\JfFrpF32.lib and object .\Release\JfFrpF32.exp&gt; 
   1&gt;FLD_.obj : error LNK2019: unresolved external symbol __imp__debugf referenced in  function "int __cdecl fld_new(char *,unsigned char,unsigned char,short,char,char,unsigned char,short,char,double,double,short,char *,char,short,short)" (?fld_new@@YAHPADEEFDDEFDNNF0DFF@Z)
   1&gt;Release/JfFrpF32.dll : fatal error LNK1120: 1 unresolved externals
   1&gt;
   1&gt;Build FAILED.
  </code></pre>
  
  <p>Please help me .. thanks in advance..</p>