FindLAPACK: IBMESSL: LAPACK is in BLAS

Modules/FindLAPACK.cmake

@@ -590,25 +590,9 @@ if(NOT LAPACK_NOT_FOUND_MESSAGE)
   # LAPACK in IBM ESSL library?
   if(NOT LAPACK_LIBRARIES
       AND (BLA_VENDOR MATCHES "IBMESSL" OR BLA_VENDOR STREQUAL "All"))
-    set(_lapack_essl_lib "essl")
-
-    # Check for OpenMP support, VIA BLA_VENDOR of esslsmp
-    if(BLA_VENDOR MATCHES "_SMP")
-      set(_lapack_essl_lib "${_lapack_essl_lib}smp")
+    if(BLAS_LIBRARIES MATCHES "essl.+")
+      set(LAPACK_LIBRARIES ${BLAS_LIBRARIES})
     endif()
-
-    check_lapack_libraries(
-      LAPACK_LIBRARIES
-      LAPACK
-      cheev
-      ""
-      "${_lapack_essl_lib}"
-      ""
-      ""
-      ""
-      "${BLAS_LIBRARIES}"
-    )
-    unset(_lapack_essl_lib)
   endif()
 
   # NVHPC Library?