Import('envCython') raw_value = envCython.Clone(SHLIBPREFIX='', SHLIBSUFFIX='.so') raw_value.Append(CFLAGS=['-std=c11'], CCFLAGS=['-O3', '-Werror']) raw_value.Replace(SHLINKFLAGS=['$LINKFLAGS']) raw_value.SharedLibrary('_raw_value', ['_raw_value.c'])