Provided by: libfontconfig1-dev_2.12.6-0ubuntu2_amd64 

NAME
FcDirCacheValid - check directory cache
SYNOPSIS
#include <fontconfig/fontconfig.h> FcBool FcDirCacheValid (const FcChar8 *dir);
DESCRIPTION
Returns FcTrue if dir has an associated valid cache file, else returns FcFalse