FULL_KEY
p[n - 2] = FULL_KEY;
p[n] = FULL_KEY;
if (bp[2] == FULL_KEY || bp[2] == FULL_KEY_DATA)
if (bp[ndx + 1] == FULL_KEY) {
if (bp[2] == FULL_KEY || bp[2] == FULL_KEY_DATA) { /* End of Key. */