File netkit-ntalk-0.17-dots_in_usernames.patch of Package talk

--- a/talk/get_names.c
+++ b/talk/get_names.c
@@ -80,7 +80,7 @@
 	my_machine_name = hostname;
 	/* check for, and strip out, the machine name of the target */
 	names = strdup(argv[1]);
-	for (cp = names; *cp && !index("@:!.", *cp); cp++)
+	for (cp = names; *cp && !index("@:!", *cp); cp++)
 		;
 	if (*cp == '\0') {
 		/* this is a local to local talk */