diff --git a/SRC/cgbcon.f b/SRC/cgbcon.f
index 19eb0fdfd..0ae0d5220 100644
--- a/SRC/cgbcon.f
+++ b/SRC/cgbcon.f
@@ -201,7 +201,7 @@ SUBROUTINE CGBCON( NORM, N, KL, KU, AB, LDAB, IPIV, ANORM,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/cgecon.f b/SRC/cgecon.f
index cad4e8bb8..de5ddae97 100644
--- a/SRC/cgecon.f
+++ b/SRC/cgecon.f
@@ -184,7 +184,7 @@ SUBROUTINE CGECON( NORM, N, A, LDA, ANORM, RCOND, WORK, RWORK,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/cgtcon.f b/SRC/cgtcon.f
index 8acd7bf56..f6e3bfb6f 100644
--- a/SRC/cgtcon.f
+++ b/SRC/cgtcon.f
@@ -181,7 +181,7 @@ SUBROUTINE CGTCON( NORM, N, DL, D, DU, DU2, IPIV, ANORM, RCOND,
 *     Test the input arguments.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/ctbcon.f b/SRC/ctbcon.f
index 2577d39c1..a8da7ab51 100644
--- a/SRC/ctbcon.f
+++ b/SRC/ctbcon.f
@@ -195,7 +195,7 @@ SUBROUTINE CTBCON( NORM, UPLO, DIAG, N, KD, AB, LDAB, RCOND,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/ctpcon.f b/SRC/ctpcon.f
index 46270d919..039fb9131 100644
--- a/SRC/ctpcon.f
+++ b/SRC/ctpcon.f
@@ -181,7 +181,7 @@ SUBROUTINE CTPCON( NORM, UPLO, DIAG, N, AP, RCOND, WORK, RWORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/ctrcon.f b/SRC/ctrcon.f
index 1cf56cb32..63a827046 100644
--- a/SRC/ctrcon.f
+++ b/SRC/ctrcon.f
@@ -188,7 +188,7 @@ SUBROUTINE CTRCON( NORM, UPLO, DIAG, N, A, LDA, RCOND, WORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/dgbcon.f b/SRC/dgbcon.f
index 739c311e5..26449d149 100644
--- a/SRC/dgbcon.f
+++ b/SRC/dgbcon.f
@@ -191,7 +191,7 @@ SUBROUTINE DGBCON( NORM, N, KL, KU, AB, LDAB, IPIV, ANORM,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/dgecon.f b/SRC/dgecon.f
index 948793ff1..63c27acb5 100644
--- a/SRC/dgecon.f
+++ b/SRC/dgecon.f
@@ -177,7 +177,7 @@ SUBROUTINE DGECON( NORM, N, A, LDA, ANORM, RCOND, WORK, IWORK,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/dgtcon.f b/SRC/dgtcon.f
index e22e2a445..c18648b8e 100644
--- a/SRC/dgtcon.f
+++ b/SRC/dgtcon.f
@@ -183,7 +183,7 @@ SUBROUTINE DGTCON( NORM, N, DL, D, DU, DU2, IPIV, ANORM, RCOND,
 *     Test the input arguments.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/dtbcon.f b/SRC/dtbcon.f
index 23daaa255..d0b3a8f0e 100644
--- a/SRC/dtbcon.f
+++ b/SRC/dtbcon.f
@@ -188,7 +188,7 @@ SUBROUTINE DTBCON( NORM, UPLO, DIAG, N, KD, AB, LDAB, RCOND,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/dtpcon.f b/SRC/dtpcon.f
index fd78460d0..322284569 100644
--- a/SRC/dtpcon.f
+++ b/SRC/dtpcon.f
@@ -174,7 +174,7 @@ SUBROUTINE DTPCON( NORM, UPLO, DIAG, N, AP, RCOND, WORK, IWORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/dtrcon.f b/SRC/dtrcon.f
index fb3052443..490c0f69e 100644
--- a/SRC/dtrcon.f
+++ b/SRC/dtrcon.f
@@ -181,7 +181,7 @@ SUBROUTINE DTRCON( NORM, UPLO, DIAG, N, A, LDA, RCOND, WORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/sgbcon.f b/SRC/sgbcon.f
index 50fdc5dfe..f382ebdfe 100644
--- a/SRC/sgbcon.f
+++ b/SRC/sgbcon.f
@@ -190,7 +190,7 @@ SUBROUTINE SGBCON( NORM, N, KL, KU, AB, LDAB, IPIV, ANORM,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/sgecon.f b/SRC/sgecon.f
index 745676cab..816cdc854 100644
--- a/SRC/sgecon.f
+++ b/SRC/sgecon.f
@@ -177,7 +177,7 @@ SUBROUTINE SGECON( NORM, N, A, LDA, ANORM, RCOND, WORK, IWORK,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/sgtcon.f b/SRC/sgtcon.f
index 4140d82b2..f758393e3 100644
--- a/SRC/sgtcon.f
+++ b/SRC/sgtcon.f
@@ -183,7 +183,7 @@ SUBROUTINE SGTCON( NORM, N, DL, D, DU, DU2, IPIV, ANORM, RCOND,
 *     Test the input arguments.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/stbcon.f b/SRC/stbcon.f
index 75731f9a0..b734b23ab 100644
--- a/SRC/stbcon.f
+++ b/SRC/stbcon.f
@@ -188,7 +188,7 @@ SUBROUTINE STBCON( NORM, UPLO, DIAG, N, KD, AB, LDAB, RCOND,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/stpcon.f b/SRC/stpcon.f
index 0b39fa8ff..b67f20cfb 100644
--- a/SRC/stpcon.f
+++ b/SRC/stpcon.f
@@ -174,7 +174,7 @@ SUBROUTINE STPCON( NORM, UPLO, DIAG, N, AP, RCOND, WORK, IWORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/strcon.f b/SRC/strcon.f
index 9acea5e01..5b8d5fd47 100644
--- a/SRC/strcon.f
+++ b/SRC/strcon.f
@@ -181,7 +181,7 @@ SUBROUTINE STRCON( NORM, UPLO, DIAG, N, A, LDA, RCOND, WORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/zgbcon.f b/SRC/zgbcon.f
index 7d7d3c126..216e91eb5 100644
--- a/SRC/zgbcon.f
+++ b/SRC/zgbcon.f
@@ -201,7 +201,7 @@ SUBROUTINE ZGBCON( NORM, N, KL, KU, AB, LDAB, IPIV, ANORM,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/zgecon.f b/SRC/zgecon.f
index 92b5b9c41..12056b5fd 100644
--- a/SRC/zgecon.f
+++ b/SRC/zgecon.f
@@ -184,7 +184,7 @@ SUBROUTINE ZGECON( NORM, N, A, LDA, ANORM, RCOND, WORK, RWORK,
 *     Test the input parameters.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/zgtcon.f b/SRC/zgtcon.f
index ec0942e32..f4bc3c54b 100644
--- a/SRC/zgtcon.f
+++ b/SRC/zgtcon.f
@@ -181,7 +181,7 @@ SUBROUTINE ZGTCON( NORM, N, DL, D, DU, DU2, IPIV, ANORM, RCOND,
 *     Test the input arguments.
 *
       INFO = 0
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
          INFO = -1
       ELSE IF( N.LT.0 ) THEN
diff --git a/SRC/ztbcon.f b/SRC/ztbcon.f
index 7379e41be..b2c00ee32 100644
--- a/SRC/ztbcon.f
+++ b/SRC/ztbcon.f
@@ -195,7 +195,7 @@ SUBROUTINE ZTBCON( NORM, UPLO, DIAG, N, KD, AB, LDAB, RCOND,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/ztpcon.f b/SRC/ztpcon.f
index 272f42cc5..11906032a 100644
--- a/SRC/ztpcon.f
+++ b/SRC/ztpcon.f
@@ -181,7 +181,7 @@ SUBROUTINE ZTPCON( NORM, UPLO, DIAG, N, AP, RCOND, WORK, RWORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/SRC/ztrcon.f b/SRC/ztrcon.f
index 110806121..bbb123c1e 100644
--- a/SRC/ztrcon.f
+++ b/SRC/ztrcon.f
@@ -188,7 +188,7 @@ SUBROUTINE ZTRCON( NORM, UPLO, DIAG, N, A, LDA, RCOND, WORK,
 *
       INFO = 0
       UPPER = LSAME( UPLO, 'U' )
-      ONENRM = NORM.EQ.'1' .OR. LSAME( NORM, 'O' )
+      ONENRM = LSAME( NORM, '1' ) .OR. LSAME( NORM, 'O' )
       NOUNIT = LSAME( DIAG, 'N' )
 *
       IF( .NOT.ONENRM .AND. .NOT.LSAME( NORM, 'I' ) ) THEN
diff --git a/TESTING/LIN/clatsp.f b/TESTING/LIN/clatsp.f
index de4a203c2..bdade04df 100644
--- a/TESTING/LIN/clatsp.f
+++ b/TESTING/LIN/clatsp.f
@@ -109,7 +109,8 @@ SUBROUTINE CLATSP( UPLO, N, X, ISEED )
 *     ..
 *     .. External Functions ..
       COMPLEX            CLARND
-      EXTERNAL           CLARND
+      LOGICAL            LSAME
+      EXTERNAL           CLARND, LSAME
 *     ..
 *     .. Intrinsic Functions ..
       INTRINSIC          ABS, SQRT
@@ -130,7 +131,7 @@ SUBROUTINE CLATSP( UPLO, N, X, ISEED )
 *
 *     UPLO = 'U':  Upper triangular storage
 *
-      IF( UPLO.EQ.'U' ) THEN
+      IF( LSAME( UPLO, 'U' ) ) THEN
          N5 = N / 5
          N5 = N - 5*N5 + 1
 *
diff --git a/TESTING/LIN/clatsy.f b/TESTING/LIN/clatsy.f
index d24d195b8..f30c36d83 100644
--- a/TESTING/LIN/clatsy.f
+++ b/TESTING/LIN/clatsy.f
@@ -114,7 +114,8 @@ SUBROUTINE CLATSY( UPLO, N, X, LDX, ISEED )
 *     ..
 *     .. External Functions ..
       COMPLEX            CLARND
-      EXTERNAL           CLARND
+      LOGICAL            LSAME
+      EXTERNAL           CLARND, LSAME
 *     ..
 *     .. Intrinsic Functions ..
       INTRINSIC          ABS, SQRT
@@ -129,7 +130,7 @@ SUBROUTINE CLATSY( UPLO, N, X, LDX, ISEED )
 *
 *     UPLO = 'U':  Upper triangular storage
 *
-      IF( UPLO.EQ.'U' ) THEN
+      IF( LSAME( UPLO, 'U' ) ) THEN
 *
 *        Fill the upper triangle of the matrix with zeros.
 *
diff --git a/TESTING/LIN/zlatsp.f b/TESTING/LIN/zlatsp.f
index aac864d22..6a3cbc0cb 100644
--- a/TESTING/LIN/zlatsp.f
+++ b/TESTING/LIN/zlatsp.f
@@ -109,7 +109,8 @@ SUBROUTINE ZLATSP( UPLO, N, X, ISEED )
 *     ..
 *     .. External Functions ..
       COMPLEX*16         ZLARND
-      EXTERNAL           ZLARND
+      LOGICAL            LSAME
+      EXTERNAL           ZLARND, LSAME
 *     ..
 *     .. Intrinsic Functions ..
       INTRINSIC          ABS, SQRT
@@ -130,7 +131,7 @@ SUBROUTINE ZLATSP( UPLO, N, X, ISEED )
 *
 *     UPLO = 'U':  Upper triangular storage
 *
-      IF( UPLO.EQ.'U' ) THEN
+      IF( LSAME( UPLO, 'U' ) ) THEN
          N5 = N / 5
          N5 = N - 5*N5 + 1
 *
diff --git a/TESTING/LIN/zlatsy.f b/TESTING/LIN/zlatsy.f
index 883e54853..69f6285ab 100644
--- a/TESTING/LIN/zlatsy.f
+++ b/TESTING/LIN/zlatsy.f
@@ -114,7 +114,8 @@ SUBROUTINE ZLATSY( UPLO, N, X, LDX, ISEED )
 *     ..
 *     .. External Functions ..
       COMPLEX*16         ZLARND
-      EXTERNAL           ZLARND
+      LOGICAL            LSAME
+      EXTERNAL           ZLARND, LSAME
 *     ..
 *     .. Intrinsic Functions ..
       INTRINSIC          ABS, SQRT
@@ -129,7 +130,7 @@ SUBROUTINE ZLATSY( UPLO, N, X, LDX, ISEED )
 *
 *     UPLO = 'U':  Upper triangular storage
 *
-      IF( UPLO.EQ.'U' ) THEN
+      IF( LSAME( UPLO, 'U' ) ) THEN
 *
 *        Fill the upper triangle of the matrix with zeros.
 *