Surface memory surface memory compilation error

Hi,
When I compile the following code I am getting the error
fatal : Parsing error near ‘.surf’: syntax error

My code is
surface<void, 2> surfD;
int main()
{
return 0;
}

Please help me to get rid of this error…
I am using NVidia Quadro 6000
operating system is Windows 7

Hi,
When I compile the following code I am getting the error
fatal : Parsing error near ‘.surf’: syntax error

My code is
surface<void, 2> surfD;
int main()
{
return 0;
}

Please help me to get rid of this error…
I am using NVidia Quadro 6000
operating system is Windows 7