Provided by: libfontconfig1-dev_2.12.6-0ubuntu2_amd64 
NAME
FcCharSetIntersectCount - Intersect and count charsets
SYNOPSIS
#include <fontconfig/fontconfig.h>
FcChar32 FcCharSetIntersectCount (const FcCharSet *a, const FcCharSet *b);
DESCRIPTION
Returns the number of chars that are in both a and b.