--- rpl/lapack/lapack/zhbev_2stage.f	2017/06/17 11:02:53	1.1
+++ rpl/lapack/lapack/zhbev_2stage.f	2023/08/07 08:39:22	1.5
@@ -171,8 +171,6 @@
 *> \author Univ. of Colorado Denver
 *> \author NAG Ltd.
 *
-*> \date December 2016
-*
 *> \ingroup complex16OTHEReigen
 *
 *> \par Further Details:
@@ -213,10 +211,9 @@
 *
       IMPLICIT NONE
 *
-*  -- LAPACK driver routine (version 3.7.0) --
+*  -- LAPACK driver routine --
 *  -- LAPACK is a software package provided by Univ. of Tennessee,    --
 *  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
-*     December 2016
 *
 *     .. Scalar Arguments ..
       CHARACTER          JOBZ, UPLO
@@ -242,13 +239,13 @@
 *     ..
 *     .. External Functions ..
       LOGICAL            LSAME
-      INTEGER            ILAENV
+      INTEGER            ILAENV2STAGE
       DOUBLE PRECISION   DLAMCH, ZLANHB
-      EXTERNAL           LSAME, DLAMCH, ZLANHB, ILAENV
+      EXTERNAL           LSAME, DLAMCH, ZLANHB, ILAENV2STAGE
 *     ..
 *     .. External Subroutines ..
-      EXTERNAL           DSCAL, DSTERF, XERBLA, ZLASCL, ZSTEQR
-     $                   ZHETRD_2STAGE
+      EXTERNAL           DSCAL, DSTERF, XERBLA, ZLASCL, ZSTEQR,
+     $                   ZHETRD_2STAGE, ZHETRD_HB2ST
 *     ..
 *     .. Intrinsic Functions ..
       INTRINSIC          DBLE, SQRT
@@ -281,9 +278,12 @@
             LWMIN = 1
             WORK( 1 ) = LWMIN
          ELSE
-            IB    = ILAENV( 18, 'ZHETRD_HB2ST', JOBZ, N, KD, -1, -1 )
-            LHTRD = ILAENV( 19, 'ZHETRD_HB2ST', JOBZ, N, KD, IB, -1 )
-            LWTRD = ILAENV( 20, 'ZHETRD_HB2ST', JOBZ, N, KD, IB, -1 )
+            IB    = ILAENV2STAGE( 2, 'ZHETRD_HB2ST', JOBZ,
+     $                            N, KD, -1, -1 )
+            LHTRD = ILAENV2STAGE( 3, 'ZHETRD_HB2ST', JOBZ,
+     $                            N, KD, IB, -1 )
+            LWTRD = ILAENV2STAGE( 4, 'ZHETRD_HB2ST', JOBZ,
+     $                            N, KD, IB, -1 )
             LWMIN = LHTRD + LWTRD
             WORK( 1 )  = LWMIN
          ENDIF