@@ -23,6 +23,9 @@
#define UNIX_trap(sn) (SIGILL <= sn && sn <= SIGSYS)
+#ifndef NSIG
+#define NSIG _NSIG
+#endif
PRIVATE int sig_map[NSIG+1]; /* maps signals onto trap numbers */
PRIVATE int HndlIntSig(); /* handle signal to interpreter */