Provided by: libfontconfig1-dev_2.12.6-0ubuntu2_amd64 bug

NAME
       FcCharSetCopy - Copy a charset


SYNOPSIS
       #include <fontconfig/fontconfig.h>

       FcCharSet * FcCharSetCopy (FcCharSet *src);


DESCRIPTION
       Makes  a copy of src; note that this may not actually do anything more than increment the reference count
       on src.

Fontconfig 2.12.6                                 05 April 2018                                 FcCharSetCopy(3)