Re: Failed to compile the emacs latest git master version on Ubuntu 20.10.

[Gregory Heytings]

> > > On Ubuntu 20.10, I try to compile the emacs latest git master version 
> > > but meet the following error:
> > >
> > > /usr/bin/ld: 
> > > /usr/lib/gcc/x86_64-linux-gnu/10/../../../x86_64-linux-gnu/libm17n-core.a(mtext-wseg.o):
> > > undefined reference to symbol 'th_brk@@LIBTHAI_0.1'
> > > /usr/bin/ld: /lib/x86_64-linux-gnu/libthai.so.0: error adding symbols:
> > > DSO missing from command line
> > > collect2: error: ld returned 1 exit status
> > > make[1]: *** [Makefile:655: temacs] Error 1
> > > make[1]: Leaving directory '/home/werner/Public/editor/emacs/emacs.git/src'
> > > make: *** [Makefile:424: src] Error 2
> > >
> > > Any hints for fixing this problem?
> >
> > Your libthai library is apparently not recent enough for your libm17n 
> > library.  "apt update && apt install libthai0" should fix this.
>
> I've installed the latest version of the above package as shown below 
> but still meet the same error message:
>
> $ dpkg -l libthai0 | grep ^ii
> ii  libthai0:amd64 0.1.28-3     amd64        Thai language support library

In that case you should try to update libm17n...