Description: Use strsignal
 sys_siglist has been deprecated as announed in:
 https://sourceware.org/pipermail/libc-announce/2020/000029.html

Author: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Bug-Debian: https://bugs.debian.org/997259
---

--- xgammon-0.99.1128.orig/src/save.c
+++ xgammon-0.99.1128/src/save.c
@@ -142,7 +142,7 @@ void sig_save(int n)
 	fclose(save_file);
 
 #ifndef AIX
-	fprintf (stderr, "xgammon: %s.  Sorry and bye!\n", sys_siglist[n]);
+	fprintf (stderr, "xgammon: %s.  Sorry and bye!\n", strsignal(n));
 #else
 	fprintf (stderr, "xgammon: Caught signal %d.   Sorry and bye!\n", n);
 #endif