char buf[MAXPATHLEN];
    if (aux_info[AT_EXECPATH] != 0) {
	char *kexecpath;

	kexecpath = aux_info[AT_EXECPATH]->a_un.a_ptr;
	dbg("AT_EXECPATH %p %s", kexecpath, kexecpath);
	if (kexecpath[0] == '/')
		obj_main->path = kexecpath;
	else if (getcwd(buf, sizeof(buf)) == NULL ||
		strlcat(buf, "/", sizeof(buf)) >= sizeof(buf) ||
		strlcat(buf, kexecpath, sizeof(buf)) >= sizeof(buf))
		obj_main->path = xstrdup(argv0);
	else
		obj_main->path = xstrdup(buf);
    } else {
	char resolved[MAXPATHLEN];
	dbg("No AT_EXECPATH");
	if (argv0[0] == '/') {
		if (realpath(argv0, resolved) != NULL)
			obj_main->path = xstrdup(resolved);
		else
			obj_main->path = xstrdup(argv0);
	} else {
		if (getcwd(buf, sizeof(buf)) != NULL
		    && strlcat(buf, "/", sizeof(buf)) < sizeof(buf)
		    && strlcat(buf, argv0, sizeof (buf)) < sizeof(buf)
		    && access(buf, R_OK) == 0
		    && realpath(buf, resolved) != NULL)
			obj_main->path = xstrdup(resolved);
		else
			obj_main->path = xstrdup(argv0);
	}
    }
    dbg("obj_main path %s", obj_main->path);
    obj_main->mainprog = true;