REPLACEMENT_SIZE
mdb_vread(&ulwp, REPLACEMENT_SIZE, addr)) != REPLACEMENT_SIZE) {
mdb_vread(&ulwp, REPLACEMENT_SIZE, addr)) != REPLACEMENT_SIZE) {
replace = lmalloc(REPLACEMENT_SIZE);
(void) memcpy(replace, self, REPLACEMENT_SIZE);
&ulwp, REPLACEMENT_SIZE)) != PS_OK) {
REPLACEMENT_SIZE : sizeof (ulwp_t);
ps_pdread(ph_p, psaddr, &ulwp, REPLACEMENT_SIZE)) != PS_OK)