Add GPL-3.0-or-later SPDX identifier to all scripts

Add the SPDX license identifier GPL-3.0-or-later to the header of all
scripts without a specific license and upgrading those that are stated
as GPL-2.0 to become GPL-3.0-or-later.

1 files changed, 1 insertions, 1 deletions

diff --git a/lddd.in b/lddd.in
index 908923b..12f8d67 100644
--- a/lddd.in
+++ b/lddd.in
@@ -2,7 +2,7 @@
 #
 # lddd - find broken library links on your machine
 #
-# License: Unspecified
+# SPDX-License-Identifier: GPL-3.0-or-later
 
 m4_include(lib/common.sh)