static int data(struct sr_output *o, const char *data_in, uint64_t length_in,
char **data_out, uint64_t *length_out)
{
char *outbuf;
/* Prevent compiler warnings. */
static int data(struct sr_output *o, const char *data_in, uint64_t length_in,
char **data_out, uint64_t *length_out)
{
char *outbuf;
/* Prevent compiler warnings. */