Function nginx::ngx_open_cached_file

pub unsafe extern "C" fn ngx_open_cached_file(
    cache: *mut ngx_open_file_cache_t, 
    name: *mut ngx_str_t, 
    of: *mut ngx_open_file_info_t, 
    pool: *mut ngx_pool_t
) -> ngx_int_t