spec_size
sp->spec_size = sizeof (mdb_instr_t);
sp->spec_size = wp->wp_size;
if (sp->spec_base - spec.spec_base < spec.spec_size)
sp->spec_size++;
if (sp->spec_size == 0) {
sp->spec_size = sizeof (instr_t);
sp->spec_size = wp->pr_size;
sp->spec_size = 0;
size_t spec_size; /* Size of affected memory region */
(((csp)->s_flag & SSIZEVALID) ? (csp)->s_size : spec_size(csp))