Your package is failing to build using OpenSSL 3.0 with the
following error:

| cd /<<PKGBUILDDIR>>/obj-x86_64-linux-gnu/ykcs11 && /usr/bin/cc -DCRYPTOKI_EXPORTS -DHAVE_EXPLICIT_BZERO -I/<<PKGBUILDDIR>>/lib -I/<<PKGBUILDDIR>>/ykcs11 -g -O2 -ffile-prefix-map=/<<PKGBUILDDIR>>=. -fstack-protector-strong -Wformat -Werror=format-security -pthread -Wdate-time -D_FORTIFY_SOURCE=2 -w -Wall -Wextra -Werror -Wshadow -Wwrite-strings -Wmissing-prototypes -Wbad-function-cast -pedantic -fstack-protector-all -std=c99 -Wno-unused-result  -fvisibility=hidden -fPIC -DSTATIC  -std=gnu99 -MD -MT ykcs11/CMakeFiles/ykcs11.dir/ykcs11.c.o -MF CMakeFiles/ykcs11.dir/ykcs11.c.o.d -o CMakeFiles/ykcs11.dir/ykcs11.c.o -c /<<PKGBUILDDIR>>/ykcs11/ykcs11.c
| In file included from /usr/include/openssl/crypto.h:39,
|                  from /usr/include/openssl/bn.h:26,
|                  from /<<PKGBUILDDIR>>/ykcs11/openssl_types.h:34,
|                  from /<<PKGBUILDDIR>>/ykcs11/ykcs11.h:37,
|                  from /<<PKGBUILDDIR>>/ykcs11/ykcs11.c:31:
| /usr/include/openssl/core.h:72:11: error: unknown type name ‘OSSL_DISPATCH’
|    72 |     const OSSL_DISPATCH *implementation;
|       |           ^~~~~~~~~~~~~
| /usr/include/openssl/core.h:191:43: error: unknown type name ‘OSSL_DISPATCH’
|   191 |                                     const OSSL_DISPATCH *in,
|       |                                           ^~~~~~~~~~~~~
| /usr/include/openssl/core.h:192:43: error: unknown type name ‘OSSL_DISPATCH’
|   192 |                                     const OSSL_DISPATCH **out,
|       |                                           ^~~~~~~~~~~~~
| /usr/include/openssl/core.h:216:35: error: unknown type name ‘OSSL_PARAM’
|   216 | typedef int (OSSL_CALLBACK)(const OSSL_PARAM params[], void *arg);
|       |                                   ^~~~~~~~~~
| /usr/include/openssl/core.h:217:41: error: unknown type name ‘OSSL_PARAM’
|   217 | typedef int (OSSL_INOUT_CALLBACK)(const OSSL_PARAM in_params[],
|       |                                         ^~~~~~~~~~
| /usr/include/openssl/core.h:218:35: error: unknown type name ‘OSSL_PARAM’; did you mean ‘OSSL_PARAM_REAL’?
|   218 |                                   OSSL_PARAM out_params[], void *arg);
|       |                                   ^~~~~~~~~~
|       |                                   OSSL_PARAM_REAL
| /usr/include/openssl/core.h:227:46: error: unknown type name ‘OSSL_PARAM’
|   227 |                                        const OSSL_PARAM params[], void *arg);
|       |                                              ^~~~~~~~~~
| In file included from /usr/include/openssl/bn.h:26,
|                  from /<<PKGBUILDDIR>>/ykcs11/openssl_types.h:34,
|                  from /<<PKGBUILDDIR>>/ykcs11/ykcs11.h:37,
|                  from /<<PKGBUILDDIR>>/ykcs11/ykcs11.c:31:
…

For more information see:
https://www.openssl.org/docs/man3.0/man7/migration_guide.html

Sebastian

Control: tags 1006241 + pending

Dear maintainer,

I've prepared an NMU for yubico-piv-tool (versioned as 2.2.0-1.1) and
uploaded it to DELAYED/2. Please feel free to tell me if I
should delay it longer.

Cheers

We believe that the bug you reported is fixed in the latest version of
yubico-piv-tool, which is due to be installed in the Debian FTP archive.

A summary of the changes between this version and the previous one is
attached.

Thank you for reporting the bug, which will now be closed.  If you
have further comments please address them to 1006241@bugs.debian.org,
and the maintainer will reopen the bug report if appropriate.

Debian distribution maintenance software
pp.
Sebastian Ramacher <sramacher@debian.org> (supplier of updated yubico-piv-tool package)

(This message was generated automatically at their request; if you
believe that there is a problem with it please contact the archive
administrators by mailing ftpmaster@ftp-master.debian.org)
Format: 1.8
Date: Sat, 21 May 2022 19:24:52 +0200
Source: yubico-piv-tool
Architecture: source
Version: 2.2.0-1.1
Distribution: unstable
Urgency: medium
Maintainer: Debian Authentication Maintainers <pkg-auth-maintainers@lists.alioth.debian.org>
Changed-By: Sebastian Ramacher <sramacher@debian.org>
Closes: 1006241
Changes:
 yubico-piv-tool (2.2.0-1.1) unstable; urgency=medium
 .
   [ Simon Chopin ]
   * d/p/OpenSSL3-header-conflict.patch: cherry-picked from upstream
     to fix the build against OpenSSL 3.0 (Closes: #1006241)
Checksums-Sha1:
 58a6891c5fa1e525ae8130752ad6f0ef21481419 2614 yubico-piv-tool_2.2.0-1.1.dsc
 2606346b733757bf7372a5a813b37fd9657b6777 74964 yubico-piv-tool_2.2.0-1.1.debian.tar.xz
Checksums-Sha256:
 1d4dd0540be2061b5b11056637ed8eab19676c3f7ddf0eec8533672537190e6d 2614 yubico-piv-tool_2.2.0-1.1.dsc
 34d3c28373369db59526d2834559ed321236626009ec6aa07d92c859dfb00bb9 74964 yubico-piv-tool_2.2.0-1.1.debian.tar.xz
Files:
 4f8533dec085b80912572756c55b9283 2614 utils optional yubico-piv-tool_2.2.0-1.1.dsc
 179bc0a71f53d7853b8c303357da4efd 74964 utils optional yubico-piv-tool_2.2.0-1.1.debian.tar.xz
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