message: Updated the default locations for packages in the mk files.
diff: @@ -184,7 +184,7 @@ POSIX_CLOCKS_LIB = -lrt
  # SUNDIALS library configuration
  SUNDIALS_DIR = @MFEM_DIR@/../sundials-5.0.0/instdir
  SUNDIALS_OPT = -I$(SUNDIALS_DIR)/include
  -SUNDIALS_LIB = -Wl,-rpath,$(SUNDIALS_DIR)/lib -L$(SUNDIALS_DIR)/lib\
  +SUNDIALS_LIB = -Wl,-rpath,$(SUNDIALS_DIR)/lib64 -L$(SUNDIALS_DIR)/lib64\
  -lsundials_arkode -lsundials_cvode -lsundials_nvecserial -lsundials_kinsol
  ifeq ($(MFEM_USE_MPI),YES)
  @@ -209,7 +209,7 @@ SUITESPARSE_LIB = -Wl,-rpath,$(SUITESPARSE_DIR)/lib -L$(SUITESPARSE_DIR)/lib\
  # SuperLU library configuration
  SUPERLU_DIR = @MFEM_DIR@/../SuperLU_DIST_5.1.0
  SUPERLU_OPT = -I$(SUPERLU_DIR)/SRC
  -SUPERLU_LIB = -Wl,-rpath,$(SUPERLU_DIR)/SRC -L$(SUPERLU_DIR)/SRC -lsuperlu_dist
  +SUPERLU_LIB = -Wl,-rpath,$(SUPERLU_DIR)/lib -L$(SUPERLU_DIR)/lib -lsuperlu_dist_5.1.0
  # SCOTCH library configuration (required by STRUMPACK <= v2.1.0, optional in
  # STRUMPACK >= v2.2.0)
  