strsignal: correct types in signal.h

diff --git a/Library/include/signal.h b/Library/include/signal.h
index 3d7ad3a..891aac3 100644 (file)
--- a/Library/include/signal.h
+++ b/Library/include/signal.h
@@ -58,7 +58,7 @@ typedef void (*sighandler_t) __P((int));
 #define SIG_IGN ((sighandler_t)1)      /* ignore signal */
 #define SIG_ERR ((sighandler_t)-1)     /* error return from signal */
 
-extern char *sys_siglist[];
+extern const char *sys_siglist[];
 
 extern void sighold(int sig);
 extern void sigrelse(int sig);