The serialization library fails to build on the latest borland compiler with the error message quoted below. This suggests to me that some changes might be in order for config/borland and/or perhaps iterator_facade.hpp Robert Ramey "C:/BuildAgent/work/e5a72339587b6bb4/cb2009_3/bin/bcc32" -j5 -g255 -q -c -P -Ve -Vx -a8 -b- -v -Od -IC:\BuildAgent\work\e5a72339587b6bb4\spirit -tWC -tWR -tWC -tWD -WM- -DBOOST_ALL_NO_LIB=1 -DBOOST_SERIALIZATION_DYN_LINK=1 -I".." -I"C:/BuildAgent/work/e5a72339587b6bb4/cb2009_3/include/" -o"C:\BuildAgent\work\e5a72339587b6bb4\results\boost\bin.v2\libs\serialization\build\borland-6.1.3\debug\basic_text_wiprimitive.obj" "..\libs\serialization\src\basic_text_wiprimitive.cpp" ..\libs\serialization\src\basic_text_wiprimitive.cpp: Unknown compiler version - please run the configure tests and report the results Error E2061 ..\boost/iterator/iterator_facade.hpp 484: Friends must be functions or classes Error E2139 ..\boost/iterator/iterator_facade.hpp 484: Declaration missing ; Error E2061 ..\boost/iterator/iterator_facade.hpp 485: Friends must be functions or classes Error E2139 ..\boost/iterator/iterator_facade.hpp 485: Declaration missing ; Error E2061 ..\boost/iterator/iterator_facade.hpp 487: Friends must be functions or classes Error E2228 ..\boost/iterator/iterator_facade.hpp 487: Too many error or warning messages *** 6 errors in Compile ***