change to Lesser GPL 2.1 as pointed out by psm

ldso/include/dl-defs.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 #ifndef _LD_DEFS_H

ldso/include/dl-elf.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 #ifndef LINUXELF_H

ldso/include/dl-hash.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 #ifndef _LD_HASH_H_

ldso/include/dl-string.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 #ifndef _LINUX_STRING_H_

ldso/include/dl-syscall.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 #ifndef _LD_SYSCALL_H_

ldso/include/dlfcn.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 /* User functions for run-time dynamic loading.  libdl version */

ldso/include/ldso.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 #ifndef _LDSO_H_

ldso/include/unsecvars.h

@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2000-2005 by Erik Andersen <andersen@codepoet.org>
  *
- * GNU Library General Public License (LGPL) version 2 or later.
+ * GNU Lesser General Public License version 2.1 or later.
  */
 
 /*