Function sdl2_sys::surface::SDL_CreateRGBSurface

pub unsafe extern fn SDL_CreateRGBSurface(flags: uint32_t,
                                          width: c_int,
                                          height: c_int,
                                          depth: c_int,
                                          Rmask: uint32_t,
                                          Gmask: uint32_t,
                                          Bmask: uint32_t,
                                          Amask: uint32_t)
                                          -> *mut SDL_Surface