Provided by: libfontconfig1-dev_2.13.1-2ubuntu3_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 Fontconfig 2.13.1 06 April 2020 FcDirCacheValid(3)