title: C visual studio undeclared identifier for define
body: <p>Hello i have the following code..</p>
  
  <pre><code>#define VB_CHAR     signed char
  #define VB_UCHAR    unsigned char
  
  #if defined(VBISAM_NO_CISAM_CONFLICT)
      #include "vbisam_rename.h"
  #endif
  
  #include    "vbdecimal.h"
  </code></pre>
  
  <p>vbdecimal doesnt include any other header but fails to see it  </p>
  
  <p>Error   1   error C2065: 'VB_CHAR' : undeclared identifier  c:\users\parhs\documents\visual studio 2010\projects\testdll4\vbdecimal.h   </p>
  
  <p>I have to define VB_CHAR in vbdecimal in order to work..<br>
  Any work-around for this?</p>