Update copyright dates with scripts/update-copyrights.

49 files changed, 49 insertions, 49 deletions

diff --git a/signal/Makefile b/signal/Makefile
index 59595961c2..7da67def84 100644
--- a/signal/Makefile
+++ b/signal/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1991-2019 Free Software Foundation, Inc.
+# Copyright (C) 1991-2020 Free Software Foundation, Inc.
 # This file is part of the GNU C Library.
 
 # The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/allocrtsig.c b/signal/allocrtsig.c
index 4de4191e1e..d08f291ccd 100644
--- a/signal/allocrtsig.c
+++ b/signal/allocrtsig.c
@@ -1,5 +1,5 @@
 /* Handle real-time signal allocation.  Generic version.
-   Copyright (C) 1997-2019 Free Software Foundation, Inc.
+   Copyright (C) 1997-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
diff --git a/signal/bits/types/__sigval_t.h b/signal/bits/types/__sigval_t.h
index 7b61755efd..36a5b82bf4 100644
--- a/signal/bits/types/__sigval_t.h
+++ b/signal/bits/types/__sigval_t.h
@@ -1,5 +1,5 @@
 /* Define __sigval_t.
-   Copyright (C) 1997-2019 Free Software Foundation, Inc.
+   Copyright (C) 1997-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/bits/types/struct_sigstack.h b/signal/bits/types/struct_sigstack.h
index 6cc40caeb8..a460eaa1cc 100644
--- a/signal/bits/types/struct_sigstack.h
+++ b/signal/bits/types/struct_sigstack.h
@@ -1,5 +1,5 @@
 /* Define struct sigstack.
-   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+   Copyright (C) 1998-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/kill.c b/signal/kill.c
index cff815fba8..589c6ad6d5 100644
--- a/signal/kill.c
+++ b/signal/kill.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/killpg.c b/signal/killpg.c
index 612182654d..ba8d8ac50a 100644
--- a/signal/killpg.c
+++ b/signal/killpg.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/raise.c b/signal/raise.c
index 122d73c2c0..41e3019f33 100644
--- a/signal/raise.c
+++ b/signal/raise.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigaction.c b/signal/sigaction.c
index fa25c5a930..55719456e7 100644
--- a/signal/sigaction.c
+++ b/signal/sigaction.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigaddset.c b/signal/sigaddset.c
index 3f95a266bc..b17754e1fa 100644
--- a/signal/sigaddset.c
+++ b/signal/sigaddset.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigaltstack.c b/signal/sigaltstack.c
index fc704bfa03..1426db5d82 100644
--- a/signal/sigaltstack.c
+++ b/signal/sigaltstack.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigandset.c b/signal/sigandset.c
index 2fa4c490e7..50ffca1976 100644
--- a/signal/sigandset.c
+++ b/signal/sigandset.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigblock.c b/signal/sigblock.c
index 8bd9953bec..23d188c115 100644
--- a/signal/sigblock.c
+++ b/signal/sigblock.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigdelset.c b/signal/sigdelset.c
index d1d7a3374f..8656ac7f62 100644
--- a/signal/sigdelset.c
+++ b/signal/sigdelset.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigempty.c b/signal/sigempty.c
index 2dedec71c2..794e449997 100644
--- a/signal/sigempty.c
+++ b/signal/sigempty.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigfillset.c b/signal/sigfillset.c
index f4012995f0..0ca8b6b534 100644
--- a/signal/sigfillset.c
+++ b/signal/sigfillset.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/siggetmask.c b/signal/siggetmask.c
index 29e40e73eb..11e935ad1e 100644
--- a/signal/siggetmask.c
+++ b/signal/siggetmask.c
@@ -1,5 +1,5 @@
 /* siggetmask -- useless alias for `sigblock (0)' for old Linux compatibility.
-   Copyright (C) 1996-2019 Free Software Foundation, Inc.
+   Copyright (C) 1996-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sighold.c b/signal/sighold.c
index b99a384143..9fe9791281 100644
--- a/signal/sighold.c
+++ b/signal/sighold.c
@@ -1,5 +1,5 @@
 /* Add SIG to the calling process' signal mask.
-   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+   Copyright (C) 1998-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
diff --git a/signal/sigignore.c b/signal/sigignore.c
index adea597626..4252bc6fcc 100644
--- a/signal/sigignore.c
+++ b/signal/sigignore.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigintr.c b/signal/sigintr.c
index 28924203c0..2d6d619584 100644
--- a/signal/sigintr.c
+++ b/signal/sigintr.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigisempty.c b/signal/sigisempty.c
index 018a3b076e..d5f80def37 100644
--- a/signal/sigisempty.c
+++ b/signal/sigisempty.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigismem.c b/signal/sigismem.c
index e54bd0da84..728d58f7a3 100644
--- a/signal/sigismem.c
+++ b/signal/sigismem.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/signal.c b/signal/signal.c
index f9a269c36c..93c1b905ac 100644
--- a/signal/signal.c
+++ b/signal/signal.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/signal.h b/signal/signal.h
index b6829d3083..40825e95ec 100644
--- a/signal/signal.h
+++ b/signal/signal.h
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigorset.c b/signal/sigorset.c
index bd3e361953..2c38252a5a 100644
--- a/signal/sigorset.c
+++ b/signal/sigorset.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigpause.c b/signal/sigpause.c
index 2799870a53..4e88db455f 100644
--- a/signal/sigpause.c
+++ b/signal/sigpause.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigpending.c b/signal/sigpending.c
index add1073e30..d55f38da6b 100644
--- a/signal/sigpending.c
+++ b/signal/sigpending.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigprocmask.c b/signal/sigprocmask.c
index 036de249f4..1838e44eae 100644
--- a/signal/sigprocmask.c
+++ b/signal/sigprocmask.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigqueue.c b/signal/sigqueue.c
index 40ee26d95c..78b7225ce2 100644
--- a/signal/sigqueue.c
+++ b/signal/sigqueue.c
@@ -1,5 +1,5 @@
 /* Implementation of sigqueue function from POSIX.1b.
-   Copyright (C) 1997-2019 Free Software Foundation, Inc.
+   Copyright (C) 1997-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigrelse.c b/signal/sigrelse.c
index cf43f65e3d..ad257714df 100644
--- a/signal/sigrelse.c
+++ b/signal/sigrelse.c
@@ -1,5 +1,5 @@
 /* Remove SIG from the calling process' signal mask.
-   Copyright (C) 1998-2019 Free Software Foundation, Inc.
+   Copyright (C) 1998-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
diff --git a/signal/sigreturn.c b/signal/sigreturn.c
index f8d0548d35..c8109a254a 100644
--- a/signal/sigreturn.c
+++ b/signal/sigreturn.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigset.c b/signal/sigset.c
index 52bd059d00..41d1460652 100644
--- a/signal/sigset.c
+++ b/signal/sigset.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigsetmask.c b/signal/sigsetmask.c
index 6e10d05ce7..b191113c09 100644
--- a/signal/sigsetmask.c
+++ b/signal/sigsetmask.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigsetops.c b/signal/sigsetops.c
index c2b9d67185..eb89e6780e 100644
--- a/signal/sigsetops.c
+++ b/signal/sigsetops.c
@@ -1,5 +1,5 @@
 /* Compatibility symbols for old versions of signal.h.
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigstack.c b/signal/sigstack.c
index 81acf698fb..b63cb7cbb3 100644
--- a/signal/sigstack.c
+++ b/signal/sigstack.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigsuspend.c b/signal/sigsuspend.c
index 330f7428e8..9b7b2dd729 100644
--- a/signal/sigsuspend.c
+++ b/signal/sigsuspend.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigtimedwait.c b/signal/sigtimedwait.c
index 7561ea3ff8..8f1b17f88f 100644
--- a/signal/sigtimedwait.c
+++ b/signal/sigtimedwait.c
@@ -1,5 +1,5 @@
 /* Implementation of sigtimedwait function from POSIX.1b.
-   Copyright (C) 1997-2019 Free Software Foundation, Inc.
+   Copyright (C) 1997-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigvec.c b/signal/sigvec.c
index 04ad372fcb..f41f1549c8 100644
--- a/signal/sigvec.c
+++ b/signal/sigvec.c
@@ -1,5 +1,5 @@
 /* ABI compatibility for obsolete sigvec function from 4.2BSD.
-   Copyright (C) 1991-2019 Free Software Foundation, Inc.
+   Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigwait.c b/signal/sigwait.c
index d2458ee639..072f3800af 100644
--- a/signal/sigwait.c
+++ b/signal/sigwait.c
@@ -1,5 +1,5 @@
 /* sigwait - implementation of sigwait function from POSIX.1c.
-   Copyright (C) 1996-2019 Free Software Foundation, Inc.
+   Copyright (C) 1996-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sigwaitinfo.c b/signal/sigwaitinfo.c
index af09e7e20a..0f5ea0b699 100644
--- a/signal/sigwaitinfo.c
+++ b/signal/sigwaitinfo.c
@@ -1,5 +1,5 @@
 /* Implementation of sigwaitinfo function from POSIX.1b.
-   Copyright (C) 1997-2019 Free Software Foundation, Inc.
+   Copyright (C) 1997-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/sysv_signal.c b/signal/sysv_signal.c
index c321624e3f..1a5057e346 100644
--- a/signal/sysv_signal.c
+++ b/signal/sysv_signal.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2019 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/tst-minsigstksz-1.c b/signal/tst-minsigstksz-1.c
index 9e2c62f635..13a8a8cee0 100644
--- a/signal/tst-minsigstksz-1.c
+++ b/signal/tst-minsigstksz-1.c
@@ -1,5 +1,5 @@
 /* Tests of signal delivery on an alternate stack (nonlethal).
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/tst-minsigstksz-2.c b/signal/tst-minsigstksz-2.c
index a022fb7ffc..4e312c646f 100644
--- a/signal/tst-minsigstksz-2.c
+++ b/signal/tst-minsigstksz-2.c
@@ -1,5 +1,5 @@
 /* Tests of signal delivery on an alternate stack (abort).
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/tst-minsigstksz-3.c b/signal/tst-minsigstksz-3.c
index e54cc09d1b..719eb9520c 100644
--- a/signal/tst-minsigstksz-3.c
+++ b/signal/tst-minsigstksz-3.c
@@ -1,5 +1,5 @@
 /* Tests of signal delivery on an alternate stack (_Exit).
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/tst-minsigstksz-3a.c b/signal/tst-minsigstksz-3a.c
index 93883f88ff..810a92a4fe 100644
--- a/signal/tst-minsigstksz-3a.c
+++ b/signal/tst-minsigstksz-3a.c
@@ -1,5 +1,5 @@
 /* Tests of signal delivery on an alternate stack (_exit).
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/tst-minsigstksz-4.c b/signal/tst-minsigstksz-4.c
index 8d799b189f..48d50c6066 100644
--- a/signal/tst-minsigstksz-4.c
+++ b/signal/tst-minsigstksz-4.c
@@ -1,5 +1,5 @@
 /* Tests of signal delivery on an alternate stack (quick_exit).
-   Copyright (C) 2019 Free Software Foundation, Inc.
+   Copyright (C) 2019-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/tst-raise.c b/signal/tst-raise.c
index a84e9af390..f015cf3ff6 100644
--- a/signal/tst-raise.c
+++ b/signal/tst-raise.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
 
diff --git a/signal/tst-sigaction.c b/signal/tst-sigaction.c
index b50169c2c2..dcefb97149 100644
--- a/signal/tst-sigaction.c
+++ b/signal/tst-sigaction.c
@@ -1,5 +1,5 @@
 /* Test sigaction regression for BZ #23069.
-   Copyright (C) 2018-2019 Free Software Foundation, Inc.
+   Copyright (C) 2018-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/signal/tst-sigsimple.c b/signal/tst-sigsimple.c
index 6316b9e44a..d0e6b2f340 100644
--- a/signal/tst-sigsimple.c
+++ b/signal/tst-sigsimple.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2003-2019 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
 
diff --git a/signal/tst-sigwait-eintr.c b/signal/tst-sigwait-eintr.c
index 0bdeb61eac..e28e05bac5 100644
--- a/signal/tst-sigwait-eintr.c
+++ b/signal/tst-sigwait-eintr.c
@@ -1,5 +1,5 @@
 /* Check that sigwait does not fail with EINTR (bug 22478).
-   Copyright (C) 2017-2019 Free Software Foundation, Inc.
+   Copyright (C) 2017-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or