V7FS_SELF_NSCRATCH
uint8_t scratch[V7FS_SELF_NSCRATCH][V7FS_BSIZE];
for (i = 0, nfree = 0; i < V7FS_SELF_NSCRATCH; i++) {
for (i = 0; i < V7FS_SELF_NSCRATCH; i++)
assert(i != V7FS_SELF_NSCRATCH);
for (i = 0; i < V7FS_SELF_NSCRATCH; i++) {
if (i == V7FS_SELF_NSCRATCH) {
p->scratch_remain = V7FS_SELF_NSCRATCH;