int Hwritev(int fd, const struct iovec *vector, size_t count);
int Hgettimeofday(struct timeval *tv, struct timezone *tz);
+void *Hmalloc(size_t sz);
+void Hfree(void *ptr);
+void *Hrealloc(void *op, size_t nsz);
+void Hexit(int rv);
+
/* There is a Q function (Q for Question) for each such syscall;
* it constructs a string representing the call, and calls Q_str
* on it, or constructs it in vb and calls Q_vb;
void Q_vb(void);
+extern void Tshutdown(void);
+
/* General help functions */
void Tfailed(const char *why);