* assume an empty string. */

			grfmsg(1, "choice list misses default value");

			this->strings[0] = strdup("");

		}

		char *d = old_d;

			/* In case there is no mapping, just ignore everything but the default.

			 * A probable cause for this happening is when the language file has

			 * been removed by the user and as such no mapping could be made. */

			size_t len = strlen(this->strings[0]);

			memcpy(d, this->strings[0], len);

			return d + len;