[FFmpeg-user] configure gives "ERROR: libzmq >= 4.2.1 not found using pkg-config"

[Reindl Harald]

Am 23.02.22 um 19:13 schrieb Moritz Barsnick:
> On Wed, Feb 23, 2022 at 17:16:43 +0100, Reindl Harald wrote:
>> Am 23.02.22 um 12:24 schrieb Thomas Seilund via ffmpeg-user:
>>> libzmq3-dev/stable,now 4.3.4-1 arm64 [installed]
>>> libzmq5/stable,now 4.3.4-1 arm64 [installed,automatic]
>>
>> libzmq5 is *not* the dev-package
> 
> But the quoted libzmq3-dev is. It's apparently installed, and it should
> include the required pkg-config file:
> 
> https://packages.debian.org/bullseye/arm64/libzmq3-dev/filelist

and you think "libzmq3-dev" is >= 4.2.1?
why?

"ERROR: libzmq >= 4.2.1 not found using pkg-config"