text: /////////////////////////////////////////////////////////////////////////////
  // Name:        platform.h
  // Purpose:     interface of global functions
  // Author:      wxWidgets team
  // Licence:     wxWindows licence
  /////////////////////////////////////////////////////////////////////////////
  
  /** @addtogroup group_funcmacro_version */
  //@{
  
  /**
      Returns @true if the compiler being used is GNU C++ and its version is
      at least major.minor or greater. Returns @false otherwise.
  
      @header{wx/platform.h}
  */
  #define wxCHECK_GCC_VERSION( major, minor )
  /**
      Returns @true if the compiler being used is Sun CC Pro and its version is
      at least major.minor or greater. Returns @false otherwise.
  
      @header{wx/platform.h}
  */
  #define wxCHECK_SUNCC_VERSION( major, minor )
  /**
      Returns @true if the compiler being used is Visual C++ and its version is
      at least major or greater. Returns @false otherwise.
  
      @header{wx/platform.h}
  */
  #define wxCHECK_VISUALC_VERSION( major )
  /**
      Returns @true if the version of w32api headers used is major.minor or
      greater. Otherwise, and also if we are not compiling with MinGW32/Cygwin
      under Win32 at all, returns @false.
  
      @header{wx/platform.h}
  */
  #define wxCHECK_W32API_VERSION( major, minor )
  //@}
  