sys/kern/uipc_usrreq.c

2406 		fp = fdep[i]->fde_file;
2471 				_finstall(fdesc, fdep[i]->fde_file, *fdp,
2474 				unp_externalize_fp(fdep[i]->fde_file);
2687 				if (!fhold(fdesc->fd_ofiles[*fdp].fde_file)) {
2691 						    fde_file, td);
2706 				fdep[i]->fde_file = fde->fde_file;
2709 				unp_internalize_fp(fdep[i]->fde_file);
2981 		fp = fdep[i]->fde_file;
3005 		fp = fdep[i]->fde_file;