Prepare release 2.4.16

Author: zdohnal

CHANGES.md

@@ -2,15 +2,14 @@ CHANGES - OpenPrinting CUPS
 ===========================
 
 
-Changes in CUPS v2.4.16 (YYYY-MM-DD)
+Changes in CUPS v2.4.16 (2025-12-04)
 ------------------------------------
 
 - `cupsUTF8ToCharset` didn't validate 2-byte UTF-8 sequences, potentially
   reading past the end of the source string (Issue #1438)
 - The web interface did not support domain usernames fully (Issue #1441)
-- Made the presence of the "JobPrivateXxx" and "SubscriptionPrivateXxx"
-  directives outside a Policy an informational warning.
 - Fixed an infinite loop issue in the GTK+ print dialog (Issue #1439)
+- Fixed stopping scheduler on unknown directive in configuration (Issue #1443)
 
 
 Changes in CUPS v2.4.15 (2025-11-27)

README.md

@@ -1,4 +1,4 @@
-OpenPrinting CUPS v2.4.15
+OpenPrinting CUPS v2.4.16
 =========================
 
 ![Version](https://img.shields.io/github/v/release/openprinting/cups?include_prereleases)

cups/cups.h

@@ -43,10 +43,10 @@ extern "C" {
  * Constants...
  */
 
-#  define CUPS_VERSION			2.0415
+#  define CUPS_VERSION			2.0416
 #  define CUPS_VERSION_MAJOR		2
 #  define CUPS_VERSION_MINOR		4
-#  define CUPS_VERSION_PATCH		15
+#  define CUPS_VERSION_PATCH		16
 
 #  define CUPS_BC_FD			3
 					/* Back-channel file descriptor for