logxfer
logxfer("delete", -1, name, NULL, NULL, p);
logxfer("mkdir", -1, name, NULL, NULL, p);
logxfer("rmdir", -1, name, NULL, NULL, p);
logxfer("rename", -1, from, to, NULL, p);
void logxfer(const char *, off_t, const char *, const char *,
logxfer("get", -1, name, NULL, NULL,
logxfer("get", byte_count, name, NULL, tdp, error);
logxfer(desc, -1, name, NULL, NULL,
logxfer(desc, -1, name, NULL, NULL, strerror(errno));
logxfer(desc, byte_count, name, NULL, tdp, error);