add '.' after messages
diff --git a/libebtc.c b/libebtc.c
index 4c702cb..ff1e14c 100644
--- a/libebtc.c
+++ b/libebtc.c
@@ -1450,7 +1450,7 @@
 		va_end(l);
 	} else {
 		vprintf(format, l);
-		printf("\n");
+		printf(".\n");
 		va_end(l);
 		exit (-1);
 	}