env.Append (CPPPATH = [source_include, usr_local_include, usr_include ])
#env.Append (CCFLAGS = '-std=c++0x')
# C++11 support:
env.Append (CPPPATH = [source_include, usr_local_include, usr_include ])
#env.Append (CCFLAGS = '-std=c++0x')
# C++11 support: