Provided by: libfontconfig1-dev_2.13.1-2ubuntu3_amd64 
NAME
FcCacheNumFont - Returns the number of fonts in cache.
SYNOPSIS
#include <fontconfig/fontconfig.h>
int FcCacheNumFont (const FcCache *cache);
DESCRIPTION
This returns the number of fonts which would be included in the return from FcCacheCopySet.