loadtools/scripts: gtm900.config renamed to gen4.config It turns out that a GTM900 variant exists with 8 MiB flash, thus -h gen8 needs to be used for GTM900 modules as the general case, and the old -h gtm900 config is best renamed to -h gen4, although not currently official for any actual target.

/*
 * Concatenate s2 on the end of s1.  S1's space must be large enough.
 * Return s1.
 */

char *
strcat(s1, s2)
	register char *s1, *s2;
{
	register char *os1;

	os1 = s1;
	while (*s1++)
		;
	--s1;
	while (*s1++ = *s2++)
		;
	return(os1);
}