Always default deprecated IPv4 property to false. Fixes #5057.

headius · headius · commit 99ea0ed28ed6 · 2018-02-23T10:15:38.000-06:00
diff --git a/core/src/main/java/org/jruby/util/cli/Options.java b/core/src/main/java/org/jruby/util/cli/Options.java
@@ -244,7 +244,7 @@ public static String dump() {
 
     // Most (all?) OpenJDK default this to false. See jruby/jruby#4869
     @Deprecated
-    public static final Option<Boolean> PREFER_IPV4 = bool(MISCELLANEOUS, "net.preferIPv4", SafePropertyAccessor.getBoolean("java.net.preferIPv4Stack", false), "(DEPRECATED) Prefer IPv4 network stack");
+    public static final Option<Boolean> PREFER_IPV4 = bool(MISCELLANEOUS, "net.preferIPv4", false, "(DEPRECATED) Prefer IPv4 network stack");
 
     private static Option<String> string(Category category, String name, String[] options, String defval, String description) {
         Option<String> option = Option.string("jruby", name, category, options, defval, description);
