fix an compile error with prce member variable name changed above nginx-1.3.1
fix an compile error with prce member variable name changed above nginx-1.3.1

yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx,yeahdongcn/SEnginx