--- rpl/lapack/lapack/zheevd_2stage.f	2017/06/17 11:02:54	1.1
+++ rpl/lapack/lapack/zheevd_2stage.f	2023/08/07 08:39:23	1.5
@@ -202,8 +202,6 @@
 *> \author Univ. of Colorado Denver
 *> \author NAG Ltd.
 *
-*> \date December 2016
-*
 *> \ingroup complex16HEeigen
 *
 *> \par Further Details:
@@ -255,10 +253,9 @@
 *
       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
@@ -291,9 +288,9 @@
 *     ..
 *     .. External Functions ..
       LOGICAL            LSAME
-      INTEGER            ILAENV
+      INTEGER            ILAENV2STAGE
       DOUBLE PRECISION   DLAMCH, ZLANHE
-      EXTERNAL           LSAME, ILAENV, DLAMCH, ZLANHE
+      EXTERNAL           LSAME, DLAMCH, ZLANHE, ILAENV2STAGE
 *     ..
 *     .. External Subroutines ..
       EXTERNAL           DSCAL, DSTERF, XERBLA, ZLACPY, ZLASCL,
@@ -327,10 +324,14 @@
             LRWMIN = 1
             LIWMIN = 1
          ELSE
-            KD    = ILAENV( 17, 'ZHETRD_2STAGE', JOBZ, N, -1, -1, -1 )
-            IB    = ILAENV( 18, 'ZHETRD_2STAGE', JOBZ, N, KD, -1, -1 )
-            LHTRD = ILAENV( 19, 'ZHETRD_2STAGE', JOBZ, N, KD, IB, -1 )
-            LWTRD = ILAENV( 20, 'ZHETRD_2STAGE', JOBZ, N, KD, IB, -1 )
+            KD    = ILAENV2STAGE( 1, 'ZHETRD_2STAGE', JOBZ,
+     $                            N, -1, -1, -1 )
+            IB    = ILAENV2STAGE( 2, 'ZHETRD_2STAGE', JOBZ,
+     $                            N, KD, -1, -1 )
+            LHTRD = ILAENV2STAGE( 3, 'ZHETRD_2STAGE', JOBZ,
+     $                            N, KD, IB, -1 )
+            LWTRD = ILAENV2STAGE( 4, 'ZHETRD_2STAGE', JOBZ,
+     $                            N, KD, IB, -1 )
             IF( WANTZ ) THEN
                LWMIN = 2*N + N*N
                LRWMIN = 1 + 5*N + 2*N**2