-#if USE_SIGTSTP /* Xenix 2.x doesn't have SIGTSTP, for example */
-static sigaction_t act, oact;
-static int ignore;
-
- if (!ignore)
- {
- if (!enable)
- {
- act.sa_handler = SIG_IGN;
- sigaction(SIGTSTP, &act, &oact);
- }
- else if (act.sa_handler)
- {
- sigaction(SIGTSTP, &oact, NULL);
- }
- else /*initialize */
- {
- sigemptyset(&act.sa_mask);
- act.sa_flags = 0;
+#if USE_SIGTSTP /* Xenix 2.x doesn't have SIGTSTP, for example */
+ static sigaction_t act, oact;
+ static int ignore;
+
+ if (!ignore) {
+ if (!enable) {
+ act.sa_handler = SIG_IGN;
+ sigaction(SIGTSTP, &act, &oact);
+ } else if (act.sa_handler) {
+ sigaction(SIGTSTP, &oact, NULL);
+ } else { /*initialize */
+ sigemptyset(&act.sa_mask);
+ act.sa_flags = 0;