#ifndef footimevalarithhfoo
#define footimevalarithhfoo

#include <sys/types.h>
#include <inttypes.h>

struct timeval timeval_max(struct timeval a, struct timeval b);
struct timeval timeval_add(struct timeval a, uint32_t d);
struct timeval timeval_sub(struct timeval a, uint32_t s);

#endif