scons: Reading SConscript files ...
Looking for build directory for platform 'linux2'
Exact match not found, finding closest guess
No match found, looking for 'default' directory
Found configuration directory platform/default, will use that
Using options from options.cache
Checking for main() in C++ library tiff... yes
Checking for main() in C++ library jpeg... yes
Checking for main() in C++ library z... yes
Checking for main() in C++ library fltk... yes
Checking for main() in C++ library Iex... yes
Checking for main() in C++ library boost_thread... yes
TypeError: Tool() got an unexpected keyword argument 'UTEST_MAIN_SRC':
  File "SConstruct", line 316:
    UTEST_MAIN_SRC=autotestmain_objs