* Add license message

packages/gmp/src/libgmp.pp

@@ -1,3 +1,17 @@
+{
+    This file is part of the Free Component Library (FCL)
+    Copyright (c) 2022 Michael Van Canneyt
+
+    Import unit for libgmp
+
+    See the file COPYING.FPC, included in this distribution,
+    for details about the copyright.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+ **********************************************************************}
 
 {$mode objfpc}
 unit libgmp;

packages/libnettle/src/libnettle.pp

@@ -1,3 +1,17 @@
+{
+    This file is part of the Free Component Library (FCL)
+    Copyright (c) 2022 Michael Van Canneyt
+
+    Import unit for libnettle.
+
+    See the file COPYING.FPC, included in this distribution,
+    for details about the copyright.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+ **********************************************************************}
 
 {$mode objfpc}
 unit libnettle;