puffs_framev_unmountonclose
pu->pu_framectrl[PU_FRAMECTRL_FS].fdnotfn = puffs_framev_unmountonclose;
void puffs_framev_unmountonclose(struct puffs_usermount *, int, int);
puffs_framev_unmountonclose);
notfn = puffs_framev_unmountonclose;