removed defunct BOOST_DECL macro

[SVN r16257]

include/boost/config/platform/win32.hpp

@@ -9,17 +9,6 @@
 
 #define BOOST_PLATFORM "Win32"
 
-#if defined BOOST_DECL_EXPORTS
-#  if defined BOOST_DECL_IMPORTS
-#     error Not valid to define both BOOST_DECL_EXPORTS and BOOST_DECL_IMPORTS
-#  endif
-#  define BOOST_DECL __declspec(dllexport)
-#elif defined BOOST_DECL_IMPORTS
-#  define BOOST_DECL __declspec(dllimport)
-#else
-#  define BOOST_DECL
-#endif
-
 #if defined(__GNUC__) && !defined(BOOST_NO_SWPRINTF)
 #  define BOOST_NO_SWPRINTF
 #endif

include/boost/config/suffix.hpp

@@ -17,10 +17,6 @@
 #ifndef BOOST_CONFIG_SUFFIX_HPP
 #define BOOST_CONFIG_SUFFIX_HPP
 
-# ifndef BOOST_DECL
-#   define BOOST_DECL  // default for compilers not needing this decoration.
-# endif
-
 //
 // look for long long by looking for the appropriate macros in <limits.h>.
 // Note that we use limits.h rather than climits for maximal portability,

test/config_info.cpp

@@ -837,7 +837,6 @@ void print_boost_macros()
    PRINT_MACRO(BOOST_NO_PLATFORM_CONFIG);
    // then defect and feature macros:
    PRINT_MACRO(BOOST_BCB_PARTIAL_SPECIALIZATION_BUG);
-   PRINT_MACRO(BOOST_DECL);
    PRINT_MACRO(BOOST_DEDUCED_TYPENAME);
    PRINT_MACRO(BOOST_DISABLE_THREADS);
    PRINT_MACRO(BOOST_DISABLE_WIN32);