Provided by: libfontconfig-doc_2.13.1-4.2ubuntu5_all 

NAME
FcDirCacheClean - Clean up a cache directory
SYNOPSIS
#include <fontconfig/fontconfig.h> FcBool FcDirCacheClean (const FcChar8 *cache_dir, FcBoolverbose);
DESCRIPTION
This tries to clean up the cache directory of cache_dir. This returns FcTrue if the operation is successfully complete. otherwise FcFalse.
SINCE
version 2.9.91 Fontconfig 2.13.1 23 March 2022 FcDirCacheClean(3)