PFS_DELEN
if (offset < 0 || offset % PFS_DELEN != 0 ||
(resid && resid < PFS_DELEN))
for (pn = NULL, p = NULL, coffset = 0; resid >= PFS_DELEN;
coffset += PFS_DELEN) {
pfsent->entry.d_reclen = PFS_DELEN;
pfsent->entry.d_off = offset + PFS_DELEN;
offset += PFS_DELEN;
resid -= PFS_DELEN;
error = uiomove(&pfsent->entry, PFS_DELEN, uio);
PFS_TRACE(("%ju bytes", (uintmax_t)(i * PFS_DELEN)));