man FcCharSetUnion (Fonctions bibliothèques) - Add charsets
NAME
FcCharSetUnion - Add charsets
SYNOPSIS
#include <fontconfig.h> FcCharSet * FcCharSetUnion (const FcCharSet *a, const FcCharSet *b);
DESCRIPTION
Returns a set including only those chars found in either a or b.
VERSION
Fontconfig version 2.3.2