__bam_ca_split
__bam_ca_split(dbp, cp->page->pgno, lp->pgno, rp->pgno, split, 1);
__bam_ca_split(dbp, cp->page->pgno, cp->page->pgno, rp->pgno, split, 0);
__bam_ca_split(dbp, PGNO(h), PGNO(h), PGNO(np), i, 0);
void __bam_ca_split __P((DB *,