Provided by: libfontconfig1-dev_2.13.0-5ubuntu3_amd64 bug

NAME

       FcConfigSubstitute - Execute substitutions

SYNOPSIS

       #include <fontconfig/fontconfig.h>

       FcBool FcConfigSubstitute (FcConfig *config, FcPattern *p, FcMatchKind kind);

DESCRIPTION

       Calls FcConfigSubstituteWithPat setting p_pat to NULL. Returns FcFalse if the substitution
       cannot be performed (due to allocation failure). Otherwise returns FcTrue.  If  config  is
       NULL, the current configuration is used.