[Build] Hue doesn't build on Ubuntu 11.10

sasl/saslwrapper_wrap.cxx:2879:23: error: 'ptrdiff_t' was not declared in this scope
sasl/saslwrapper_wrap.cxx:2879:23: note: suggested alternatives:
/usr/include/c++/4.6/x86_64-linux-gnu/./bits/c++config.h:156:28: note:   'std::ptrdiff_t'
/usr/include/c++/4.6/x86_64-linux-gnu/./bits/c++config.h:156:28: note:   'std::ptrdiff_t'
sasl/saslwrapper_wrap.cxx:2880:1: error: expected ',' or ';' before '{' token
sasl/saslwrapper_wrap.cxx:2932:39: error: 'ptrdiff_t' has not been declared
sasl/saslwrapper_wrap.cxx: In function 'int SWIG_AsVal_ptrdiff_t(PyObject*, int*)':
sasl/saslwrapper_wrap.cxx:2936:50: error: expected type-specifier before 'ptrdiff_t'
sasl/saslwrapper_wrap.cxx:2936:50: error: expected '>' before 'ptrdiff_t'
sasl/saslwrapper_wrap.cxx:2936:50: error: expected '(' before 'ptrdiff_t'
sasl/saslwrapper_wrap.cxx:2936:50: error: 'ptrdiff_t' was not declared in this scope
sasl/saslwrapper_wrap.cxx:2936:50: note: suggested alternatives:
/usr/include/c++/4.6/x86_64-linux-gnu/./bits/c++config.h:156:28: note:   'std::ptrdiff_t'
/usr/include/c++/4.6/x86_64-linux-gnu/./bits/c++config.h:156:28: note:   'std::ptrdiff_t'