[tlbuild] dvisvgm build failures on Solaris

[Mojca Miklavec]

On Sat, 20 Feb 2021 at 00:15, Karl Berry wrote:
>
>         AC_SEARCH_LIBS(clock_gettime, rt)
>
> Thanks. I added the line and committed in r57803. Hope it works. -k

Perfect, it works everywhere now.

Thank you very much,
    Mojca