[Fontconfig] Environment var to set font trace debug output?

Albert Chin fontconfig@fontconfig.org
Wed, 2 Apr 2003 10:24:33 -0600

Is it possible to get a trace of which fonts are being selected by
fontconfig while an app is running? Maybe an environment variable that
needs to be set? I'm still trying to track down:

albert chin (china@thewrittenword.com)