#1 make error

[Anonymous]

Hello,

I tried to compile the sources of v2.2.0, but some errors occured:

make
Compiling src/community.cpp
In file included from src/component.h:7,
from src/vertex.h:7,
from src/community.h:5,
from src/community.cpp:1:
src/graph.h:71: erreur: ‘std::string’ has not been declared
make: *** [community.o] Erreur 1

Thanks