WK_JFREEFRAG
jfreefrag_write(WK_JFREEFRAG(wk), jseg, data);
handle_written_jfreefrag(WK_JFREEFRAG(wk));
if (WK_JNEWBLK(old)->jn_blkno != WK_JFREEFRAG(new)->fr_blkno)
cancel_jfreefrag(WK_JFREEFRAG(new));
cancel_jfreefrag(WK_JFREEFRAG(freefrag->ff_jdep));
WK_JFREEFRAG(freefrag->ff_jdep));