Curses: Obey timed_delay option

doc/fixes3-7-0.txt

@@ -1298,6 +1298,7 @@ curses: make extended command prompt behave more sensibly
 curses: if a menu of objects contains at least one iron ball, and player is
 	not already in the midst of entering a count, recognize '0' as a
 	group accelerator rather than the start of a count
+curses: obey timed_delay option
 macOS: Xcode project was failing to build if the path to the NetHack source
 	tree contained a space; the issue was within some shell script code
 	contained within the project

win/curses/cursmain.c

@@ -995,10 +995,14 @@ delay_output()  -- Causes a visible delay of 50ms in the output.
 void
 curses_delay_output(void)
 {
-    /* refreshing the whole display is a waste of time,
-     * but that's why we're here */
-    refresh();
-    napms(50);
+#ifdef TIMED_DELAY
+    if (flags.nap) {
+        /* refreshing the whole display is a waste of time,
+         * but that's why we're here */
+        refresh();
+        napms(50);
+    }
+#endif
 }
 
 /*