device_lookup_by_name
dev = device_lookup_by_name(db_tok_string);
if ((root = device_lookup_by_name("root0")) == NULL)
dev = device_lookup_by_name(db_tok_string);
dev = device_lookup_by_name(db_tok_string);
dev = device_lookup_by_name(db_tok_string);
dev = device_lookup_by_name(req->dr_name);
device_t device_lookup_by_name(const char *name);