function ret = mpfr_sgn (op)
% ret = mpfr_sgn (op)
%
% Return a positive value if OP > 0, zero if OP = 0, and a negative
% value if OP < 0.  If the operand is NaN, set the _erange_ flag and
% return zero.  This is equivalent to ‘mpfr_cmp_ui (OP, 0)’, but more
% efficient.
%

  ret = mex_apa_interface (1074, op);
end

% This function was automatically generated by "generate_m_files".
