%%
%% The LaTeX Companion, 3ed
%%
%% Example 13-6-1 on page II-334 in "Counters and labels".
%%
%% Copyright (C) 2022 Frank Mittelbach
%%
%% It may be distributed and/or modified under the conditions
%% of the LaTeX Project Public License, either version 1.3c
%% of this license or (at your option) any later version.
%%
%% See https://www.latex-project.org/lppl.txt for details.
%%

\documentclass{tlc3exa}
\pagestyle{empty}
\setcounter{page}{6}
\setlength\textwidth{63.0pt}

%StartShownPreambleCommands
\usepackage[spanish]{babel}
\babelprovide[counters/masc = 1\sptext{o} 2\sptext{o} 3\sptext{o},
              counters/masc.short = 1\sptext{er} 2\sptext{o} 3\sptext{er}]
             {spanish}
%StopShownPreambleCommands

\begin{document}
\localenumeral{masc.short}{3} \quad
\localenumeral{masc}{3}
\end{document}