strcopys
if (strcopys(replacement, hdr->vendor)) {
if (strcopys(replacement, hdr->publisher)) {
if (strcopys(replacement, hdr->class)) {
if (strcopys(replacement, hdr->subclass)) {
if (strcopys(replacement, num)) {
if (strcopys(remainder, end)) {
if (strcopys(line, argv0)) {
static int strcopys(str_t *str, char *s);