*comment = filename;
*comment = dupstr(filename);
int import_encrypted(char *filename, int type, char **comment){    if (type == SSH_KEYTYPE_OPENSSH) {	*comment = filename;	       /* OpenSSH doesn't do key comments */	return openssh_encrypted(filename);    }    if (type == SSH_KEYTYPE_SSHCOM) {	return sshcom_encrypted(filename, comment);    }    return 0;}