syscalltrace
if ((t->t_pre_sys | syscalltrace) != 0) {
if ((t->t_post_sys_ast | syscalltrace) == 0) {
if (syscalltrace) {
if (syscalltrace) {
if (syscalltrace) {
int syscalltrace = 0;
if (syscalltrace) {
if (syscalltrace) {
if (syscalltrace) {
int syscalltrace = 0;