Copyright year bump 2021.

* METALICENSE: 2020 copyrights bumped to 2021. Added note
about SHA-256 routines from Colin Percival.

* LICENSE, LICENSE-CYG, Makefile, alloca.h, args.c, args.h,
arith.c, arith.h, buf.c, buf.h, cadr.c, cadr.h, chksum.c,
chksum.h, chksums/crc32.c, chksums/crc32.h, combi.c, combi.h,
configure, debug.c, debug.h, eval.c, eval.h, ffi.c, ffi.h,
filter.c, filter.h, ftw.c, ftw.h, gc.c, gc.h, glob.c, glob.h,
hash.c, hash.h, itypes.c, itypes.h, jmp.S, lex.yy.c.shipped,
lib.c, lib.h, linenoise/linenoise.c, linenoise/linenoise.h,
lisplib.c, lisplib.h, match.c, match.h, parser.c, parser.h,
parser.l, parser.y, protsym.c, rand.c, rand.h, regex.c,
regex.h, share/txr/stdlib/asm.tl, share/txr/stdlib/awk.tl,
share/txr/stdlib/build.tl, share/txr/stdlib/cadr.tl,
share/txr/stdlib/compiler.tl, share/txr/stdlib/conv.tl,
share/txr/stdlib/copy-file.tl, share/txr/stdlib/debugger.tl,
share/txr/stdlib/defset.tl, share/txr/stdlib/doloop.tl,
share/txr/stdlib/each-prod.tl, share/txr/stdlib/error.tl,
share/txr/stdlib/except.tl, share/txr/stdlib/ffi.tl,
share/txr/stdlib/getopts.tl, share/txr/stdlib/getput.tl,
share/txr/stdlib/hash.tl, share/txr/stdlib/ifa.tl,
share/txr/stdlib/keyparams.tl, share/txr/stdlib/op.tl,
share/txr/stdlib/package.tl, share/txr/stdlib/param.tl,
share/txr/stdlib/path-test.tl, share/txr/stdlib/place.tl,
share/txr/stdlib/pmac.tl, share/txr/stdlib/quips.tl,
share/txr/stdlib/save-exe.tl, share/txr/stdlib/socket.tl,
share/txr/stdlib/stream-wrap.tl, share/txr/stdlib/struct.tl,
share/txr/stdlib/tagbody.tl, share/txr/stdlib/termios.tl,
share/txr/stdlib/trace.tl, share/txr/stdlib/txr-case.tl,
share/txr/stdlib/type.tl, share/txr/stdlib/vm-param.tl,
share/txr/stdlib/with-resources.tl,
share/txr/stdlib/with-stream.tl, share/txr/stdlib/yield.tl,
signal.c, signal.h, socket.c, socket.h, stream.c, stream.h,
struct.c, struct.h, strudel.c, strudel.h, sysif.c, sysif.h,
syslog.c, syslog.h, termios.c, termios.h, time.c, time.h,
tree.c, tree.h, txr.1, txr.c, txr.h, unwind.c, unwind.h,
utf8.c, utf8.h, vm.c, vm.h, vmop.h, win/cleansvg.txr,
y.tab.c.shipped: Copyright year bumped to 2021.

1 files changed, 1 insertions, 1 deletions

diff --git a/args.h b/args.h
index 43af4733..ed7e7b7d 100644
--- a/args.h
+++ b/args.h
@@ -1,4 +1,4 @@
-/* Copyright 2009-2020
+/* Copyright 2009-2021
  * Kaz Kylheku <kaz@kylheku.com>
  * Vancouver, Canada
  * All rights reserved.