Man page - fcfileisdir(3)
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Manual
FcFileIsDir
NAMESYNOPSIS
DESCRIPTION
NAME
FcFileIsDir - check whether a file is a directory
SYNOPSIS
#include <fontconfig/fontconfig.h>
FcBool FcFileIsDir (const FcChar8 * file );
DESCRIPTION
Returns FcTrue if file is a directory, otherwise returns FcFalse.