sendfilev
ssize_t sendfilev(int, int, const struct sendfilevec *, int, size_t *);
/* 78 */ SYSENT_CL("sendfilev", sendfilev, 5),
/* 78 */ SYSENT_CI("sendfilev", sendfilev, 5),
#define sendfilev64 sendfilev
extern ssize_t sendfilev(int, const struct sendfilevec *, int, size_t *);