Remove old GPL notices.
diff --git a/cups/ppd-attr.c b/cups/ppd-attr.c
index 159829f..96bbfd0 100644
--- a/cups/ppd-attr.c
+++ b/cups/ppd-attr.c
@@ -4,7 +4,8 @@
  * Copyright 2007-2015 by Apple Inc.
  * Copyright 1997-2006 by Easy Software Products.
  *
- * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0.  See the file "LICENSE" for more
+ * information.
  */
 
 /*
diff --git a/cups/ppd-conflicts.c b/cups/ppd-conflicts.c
index d3cec63..72b476c 100644
--- a/cups/ppd-conflicts.c
+++ b/cups/ppd-conflicts.c
@@ -4,7 +4,8 @@
  * Copyright 2007-2015 by Apple Inc.
  * Copyright 1997-2007 by Easy Software Products, all rights reserved.
  *
- * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0.  See the file "LICENSE" for more
+ * information.
  *
  * PostScript is a trademark of Adobe Systems, Inc.
  */
diff --git a/cups/ppd-custom.c b/cups/ppd-custom.c
index dfb8613..a4cec7d 100644
--- a/cups/ppd-custom.c
+++ b/cups/ppd-custom.c
@@ -4,16 +4,10 @@
  * Copyright 2007-2015 by Apple Inc.
  * Copyright 1997-2006 by Easy Software Products, all rights reserved.
  *
- * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0.  See the file "LICENSE" for more
+ * information.
  *
  * PostScript is a trademark of Adobe Systems, Inc.
- *
- * This code and any derivative of it may be used and distributed
- * freely under the terms of the GNU General Public License when
- * used with GNU Ghostscript or its derivatives.  Use of the code
- * (or any derivative of it) with software other than GNU
- * GhostScript (or its derivatives) is governed by the CUPS license
- * agreement.
  */
 
 /*
diff --git a/cups/ppd-emit.c b/cups/ppd-emit.c
index 109a200..ab3ab24 100644
--- a/cups/ppd-emit.c
+++ b/cups/ppd-emit.c
@@ -4,7 +4,8 @@
  * Copyright 2007-2015 by Apple Inc.
  * Copyright 1997-2007 by Easy Software Products, all rights reserved.
  *
- * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0.  See the file "LICENSE" for more
+ * information.
  *
  * PostScript is a trademark of Adobe Systems, Inc.
  */
diff --git a/cups/ppd-mark.c b/cups/ppd-mark.c
index 0149969..8002413 100644
--- a/cups/ppd-mark.c
+++ b/cups/ppd-mark.c
@@ -4,7 +4,8 @@
  * Copyright 2007-2017 by Apple Inc.
  * Copyright 1997-2007 by Easy Software Products, all rights reserved.
  *
- * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0.  See the file "LICENSE" for more
+ * information.
  *
  * PostScript is a trademark of Adobe Systems, Inc.
  */
diff --git a/cups/ppd-page.c b/cups/ppd-page.c
index bec7770..60ac2e5 100644
--- a/cups/ppd-page.c
+++ b/cups/ppd-page.c
@@ -4,7 +4,8 @@
  * Copyright 2007-2015 by Apple Inc.
  * Copyright 1997-2007 by Easy Software Products, all rights reserved.
  *
- * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0.  See the file "LICENSE" for more
+ * information.
  *
  * PostScript is a trademark of Adobe Systems, Inc.
  */
diff --git a/cups/ppd-util.c b/cups/ppd-util.c
index 637960e..939e632 100644
--- a/cups/ppd-util.c
+++ b/cups/ppd-util.c
@@ -4,7 +4,8 @@
  * Copyright 2007-2015 by Apple Inc.
  * Copyright 1997-2006 by Easy Software Products.
  *
- * Licensed under Apache License v2.0.  See the file "LICENSE" for more information.
+ * Licensed under Apache License v2.0.  See the file "LICENSE" for more
+ * information.
  */
 
 /*