[CentOS] Font related problems with recent FF 60.1

Sun Jul 15 21:00:11 UTC 2018
Kay Schenk <kay.schenk at gmail.com>

When I start FF from command line, I'm getting a lot of errors similar to
these --

Gtk-Message: Failed to load module "canberra-gtk-module"
Gtk-Message: Failed to load module "pk-gtk-module"
Gtk-Message: Failed to load module "canberra-gtk-module"
Gtk-Message: Failed to load module "pk-gtk-module"
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 84:
Having multiple <family> in <alias> isn't supported and may not work as
expected
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 84:
Having multiple <family> in <alias> isn't supported and may not work as
expected
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 93:
Having multiple <family> in <alias> isn't supported and may not work as
expected
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 93:
Having multiple <family> in <alias> isn't supported and may not work as
expected
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 102:
Having multiple <family> in <alias> isn't supported and may not work as
expected
Fontconfig warning: "/etc/fonts/conf.d/30-metric-aliases.conf", line 102:
Having multiple <family> in <alias> isn't supported and may not work as
expected
Fontconfig warning: "/etc/fonts/conf.d/40-nonlatin.conf", line 33: Having
multiple <family> in <alias> isn't supported and may not work as expected
Fontconfig warning: "/etc/fonts/conf.d/40-nonlatin.conf", line 33: Having
multiple <family> in <alias> isn't supported and may not work as expected

This version of FF doesn't seem to be happy  with my current font setup in
CentOS 6.10. 😕

-- 
----------------------------------------------------------------------
MzK

"Less is MORE."