conf.env.append_value('CXXFLAGS', ['-Wall', '-Wextra', '-D_FILE_OFFSET_BITS=64', '-D__STDC_FORMAT_MACROS'])
if conf.options.force_cpp11:
conf.env.append_value('CXXFLAGS', ['-std=c++11', '-DBOOST_NO_CXX11_SCOPED_ENUMS'])
conf.env.append_value('CXXFLAGS', ['-Wall', '-Wextra', '-D_FILE_OFFSET_BITS=64', '-D__STDC_FORMAT_MACROS'])
if conf.options.force_cpp11:
conf.env.append_value('CXXFLAGS', ['-std=c++11', '-DBOOST_NO_CXX11_SCOPED_ENUMS'])