ngx_openat_file   511 src/core/ngx_open_file_cache.c     fd = ngx_openat_file(at_fd, name, mode, create, access);
ngx_openat_file   712 src/core/ngx_open_file_cache.c             fd = ngx_openat_file(at_fd, p,
ngx_openat_file   748 src/core/ngx_open_file_cache.c         fd = ngx_openat_file(at_fd, ".", mode, create, access);
ngx_openat_file   758 src/core/ngx_open_file_cache.c         fd = ngx_openat_file(at_fd, p, mode|NGX_FILE_NOFOLLOW, create, access);