   ___________________439

6.   File | New     New Items   New
 Text.      ,   
 .    .txt.

7.    File | Save   MyDLL.h.   -
        ,h,    
     .txt.   ,  
   ,  ,    .txt  
       
.    .

8.     :

ftifndef _MYDLL_H
ttdefine _MYDLL_H

#ifdef _DLL_

# define DLL_EI _decispec(dllexport)
ttelse

# define DLL El   decispec(dllimport)
ttendif

extern "C" char * DLL El Code_Dec(char *s, char Key);

#endif

9.    .

      . 
 ,    #ifdef.    -
 DLL_EI        .
     :   
_DLL_,   DLL_EI   _declspec(dllexport); 
 _DLL_  ,   DLL_EI   _decls-
pec(dllimport). C++Builder   _DLL_  ,  -
  DLL,        
.  ,    ,   
     ,    -.  -
  ,    Code_Dec,  -
    

extern "" char * _decispec(dllexport) Code_Dec(char *s, char Key);

  _declspec(dllexport) ,    -
  ,      -
.        DLL, -
     .    
DLL    -,   
  .     
 .

       ,    
     :

extern "" char * _decispec(dllimport) Code Dec(char *s, char Key);

  _declspec(dllimport) ,   -
,       DLL.       
      DLL,   , -
   DLL.

   DLL.