Esto es parte de la salida de cerveza
==> ./configure --prefix=/usr/local/Cellar/sane-backends/1.0.23 --localstatedir=
==> make
==> make install
Warning: Could not link sane-backends. Unlinking...
Error: The 'brew link' step did not complete successfully
The formula built, but is not symlinked into /usr/local
You can try again using 'brew link sane-backends'
Possible conflicting files are:
Warning: Could not link sane-backends. Unlinking...
Error: File exists - /usr/local/share/man/man8
¿Puede alguien decirme qué está pasando y cómo proceder?