static int urlword_dlm[] = {'&', ';', NULL};

static char *my_urlword(pool *p, const char **line)
{
  int i;
  for (i = 0; urlword_dlm[i]; i++) {
    int stop = urlword_dlm[i];
    char *pos = strchr(*line, stop);
    char *res;

    if (!pos) {
      if (!urlword_dlm[i+1]) {
        // etc ...