[crac] RFR: Remove criuengine dependency on libstdc++

[Jan Kratochvil]

On Tue, 19 Sep 2023 08:50:30 GMT, Anton Kozlov <akozlov at openjdk.org> wrote:

>> Convert it back to plain C. Port the error reporting to plain C.
>
> src/java.base/unix/native/criuengine/criuengine.c line 106:
> 
>> 104:     d = stpcpy(d, path2);
>> 105:     *d++ = 0;
>> 106:     return retval;
> 
> It can be probably replaced with `asprintf("%s/%s", path1, path2)`, but OK

https://github.com/openjdk/crac/pull/114

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PR Review Comment: https://git.openjdk.org/crac/pull/111#discussion_r1330252976