Man page - fclangnormalize(3)
Packages contains this manual
Manual
FcLangNormalize
NAMESYNOPSIS
DESCRIPTION
SINCE
NAME
FcLangNormalize - Normalize the language string
SYNOPSIS
#include <fontconfig/fontconfig.h>
FcChar8 * FcLangNormalize (const FcChar8 * lang );
DESCRIPTION
Returns a string to make lang suitable on fontconfig.
SINCE
version 2.10.91