diff --git a/config.h b/config.h
index 92b310a..d2dbf76 100644
--- a/config.h
+++ b/config.h
@@ -43,6 +43,20 @@ static unsigned int tripleclicktimeout = 600;
 /* alt screens */
 int allowaltscreen = 1;
 
+/* allow certain non-interactive (insecure) window operations such as:
+   setting the clipboard text */
+int allowwindowops = 0;
+
+/*
+ * draw latency range in ms - from new content/keypress/etc until drawing.
+ * within this range, st draws when content stops arriving (idle). mostly it's
+ * near minlatency, but it waits longer for slow updates to avoid partial draw.
+ * low minlatency will tear/flicker more, as it can "detect" idle too early.
+ */
+static double minlatency = 8;
+static double maxlatency = 33;
+
+
 /* frames per second st should at maximum draw to the screen */
 static unsigned int xfps = 120;
 static unsigned int actionfps = 30;
@@ -135,7 +149,7 @@ static const char *colorname[] = {
  */
 unsigned int defaultfg = 7;
 unsigned int defaultbg = 0;
-static unsigned int defaultcs = 256;
+unsigned int defaultcs = 256;
 static unsigned int defaultrcs = 257;
 
 /*