hfs_brec_keylen
keylen = hfs_brec_keylen(bnode, fd->record);
keylen = hfs_brec_keylen(bnode, rec);
keylen = hfs_brec_keylen(bnode, e);
extern u16 hfs_brec_keylen(struct hfs_bnode *node, u16 rec);
keylen = hfs_brec_keylen(node, i);
keylen = hfs_brec_keylen(bnode, rec);
keylen = hfs_brec_keylen(bnode, e);
keylen = hfs_brec_keylen(bnode, fd->record);
u16 hfs_brec_keylen(struct hfs_bnode *node, u16 rec);