% Shared helpers for the font subsystem.
% Keep these helpers generic and independent from old public modules.

\RequirePackage{iftex}

\newcommand{\FontIfEqTF}[4]{%
  \def\FontHelperLeft{#1}%
  \def\FontHelperRight{#2}%
  \ifx\FontHelperLeft\FontHelperRight
    #3%
  \else
    #4%
  \fi
}

\newcommand{\FontUseFallback}[2]{#1}