NTEGER
          The leading dimension of array L.
          LDL &gt;= MAX(1,N) if JOBL = 'N' and JOBB = 'B';
          LDL &gt;= 1        if JOBL = 'Z' or  JOBB = 'G'.

  RCONDU  (output) DOUBLE PRECISION
          If N &gt; 0 and INFO = 0 or INFO = 7, an estimate of the
          reciprocal of the condition number (in the 1-norm) of
          the N-th order system of algebraic equations from which
          the solution matrix X is obtained.

  X       (output) DOUBLE PRECISION array, dimension (LDX,N)
  