added my copyright to all touched files

* Perhaps I am also obliged to document what I changed in the copyright header?
  Not sure.
* The license header doesn't necessarily have to be reproduced in binary
  distributions.

1 files changed, 1 insertions, 0 deletions

diff --git a/regex.h b/regex.h
index 8b3f1bf..5568ed7 100644
--- a/regex.h
+++ b/regex.h
@@ -4,6 +4,7 @@
  * regular expressions
  *
  * Copyright (c) 1998, 1999 Henry Spencer.  All rights reserved.
+ * Copyright (c) 2026 Robin Haberkorn
  *
  * Development of this software was funded, in part, by Cray Research Inc.,
  * UUNET Communications Services Inc., Sun Microsystems Inc., and Scriptics