F(void *,iov_base)
F(size_t,iov_len)
}
-ssize_t(*p_readv)(int,const struct iovec*,int) = readv;
-ssize_t(*p_writev)(int,const struct iovec*,int) = writev;
+{ssize_t(*p)(int,const struct iovec*,int) = readv;}
+{ssize_t(*p)(int,const struct iovec*,int) = writev;}
}