diff --git a/Make.inc.g95 b/Make.inc.g95
index dfe5ec9e..cb908f9f 100644
--- a/Make.inc.g95
+++ b/Make.inc.g95
@@ -42,6 +42,7 @@ BLACS=-lmpiblacsg95 -L$(HOME)/LIB
 
 #######################  Section 4 #######################
 #  Other useful tools&defines                            #
+#  SLU and UMF need only be set when using MLD2P4        #
 ##########################################################
 #SLUDIR=/usr/local/SuperLU_3.0
 #SLU=-lslu_lx_gfort -L$(SLUDIR)
diff --git a/Make.inc.gcc42 b/Make.inc.gcc42
index 0d1ed531..3a970761 100644
--- a/Make.inc.gcc42
+++ b/Make.inc.gcc42
@@ -43,16 +43,17 @@ BLACS=-lmpiblacs-gcc42 -L$(HOME)/LIB
 
 #######################  Section 4 #######################
 #  Other useful tools&defines                            #
+#  SLU and UMF need only be set when using MLD2P4        #
 ##########################################################
-SLUDIR=/usr/local/SuperLU_3.0
-SLU=-lslu_lx_gcc42 -L$(SLUDIR)
-SLUDistDIR=/usr/local/SLUDist_2.0
-SLUDist=-lslud-bck-gcc42 -L$(SLUDistDIR) -L $(HOME)/LIB
-SLUDEF=-DHave_SLU_ -I$(SLUDIR) -DHave_SLUDist_ -I$(SLUDistDIR)
-
-UMFDIR=$(HOME)/LIB/Umfpack_gcc41
-UMF=-lumfpack -lamd -L$(UMFDIR)
-UMFDEF=-DHave_UMF_ -I$(UMFDIR)
+#SLUDIR=/usr/local/SuperLU_3.0
+#SLU=-lslu_lx_gcc42 -L$(SLUDIR)
+#SLUDistDIR=/usr/local/SLUDist_2.0
+#SLUDist=-lslud-bck-gcc42 -L$(SLUDistDIR) -L $(HOME)/LIB
+#SLUDEF=-DHave_SLU_ -I$(SLUDIR) -DHave_SLUDist_ -I$(SLUDistDIR)
+#
+#UMFDIR=$(HOME)/LIB/Umfpack_gcc41
+#UMF=-lumfpack -lamd -L$(UMFDIR)
+#UMFDEF=-DHave_UMF_ -I$(UMFDIR)
 #
 #  We are using the public domain tool METIS from U. Minnesota. To get it
 #  check URL http://www.cs.umn.edu:~karypis
diff --git a/Make.inc.gcc42-serialmpi b/Make.inc.gcc42-serialmpi
index d3bc2773..95a5feb9 100644
--- a/Make.inc.gcc42-serialmpi
+++ b/Make.inc.gcc42-serialmpi
@@ -45,14 +45,15 @@ EXTRA_COBJS=fakempi.o
 
 #######################  Section 4 #######################
 #  Other useful tools&defines                            #
+#  SLU and UMF need only be set when using MLD2P4        #
 ##########################################################
-SLUDIR=/usr/local/SuperLU_3.0
-SLU=-lslu_lx_gcc42 -L$(SLUDIR)
-SLUDEF=-DHave_SLU_ -I$(SLUDIR)
+#SLUDIR=/usr/local/SuperLU_3.0
+#SLU=-lslu_lx_gcc42 -L$(SLUDIR)
+#SLUDEF=-DHave_SLU_ -I$(SLUDIR)
 
-UMFDIR=$(HOME)/LIB/Umfpack_gcc41
-UMF=-lumfpack -lamd -L$(UMFDIR)
-UMFDEF=-DHave_UMF_ -I$(UMFDIR)
+#UMFDIR=$(HOME)/LIB/Umfpack_gcc41
+#UMF=-lumfpack -lamd -L$(UMFDIR)
+#UMFDEF=-DHave_UMF_ -I$(UMFDIR)
 #
 #  We are using the public domain tool METIS from U. Minnesota. To get it
 #  check URL http://www.cs.umn.edu:~karypis
diff --git a/Make.inc.ifc9 b/Make.inc.ifc9
index e7a488da..efc4adbd 100644
--- a/Make.inc.ifc9
+++ b/Make.inc.ifc9
@@ -47,14 +47,15 @@ BLACS=-lmpiblacs-intel -L$(HOME)/NUMERICAL/LIB
 
 #######################  Section 4 #######################
 #  Other useful tools&defines                            #
+#  SLU and UMF need only be set when using MLD2P4        #
 ##########################################################
-SLUDIR=/usr/local/SuperLU_3.0
-SLU=-lslu_lx_ifc9 -L$(SLUDIR)
-SLUDEF=-DHave_SLU_ -I$(SLUDIR)
+#SLUDIR=/usr/local/SuperLU_3.0
+#SLU=-lslu_lx_ifc9 -L$(SLUDIR)
+#SLUDEF=-DHave_SLU_ -I$(SLUDIR)
 
-UMFDIR=$(HOME)/LIB/Umfpack_gcc41
-UMF=-lumfpack -lamd -L$(UMFDIR)
-UMFDEF=-DHave_UMF_ -I$(UMFDIR)
+#UMFDIR=$(HOME)/LIB/Umfpack_gcc41
+#UMF=-lumfpack -lamd -L$(UMFDIR)
+#UMFDEF=-DHave_UMF_ -I$(UMFDIR)
 #
 #  We are using the public domain tool METIS from U. Minnesota. To get it
 #  check URL http://www.cs.umn.edu:~karypis
@@ -62,7 +63,8 @@ UMFDEF=-DHave_UMF_ -I$(UMFDIR)
 METIS_LIB = -L$(HOME)/NUMERICAL/metis-4.0 -lmetis 
 LDLIBS=$(BLACS) $(SLU) $(UMF) $(BLAS) $(METIS_LIB)
 
-#  Add -DLargeFptr for 64-bit addresses
+#  Add -DLargeFptr for 64-bit addresses 
+#   Note: MOVE_ALLOC is only on Intel Fortran 9.1, NOT on 9.0
 CDEFINES=-DAdd_ $(SLUDEF) $(UMFDEF)
 FDEFINES=-DNETLIB_BLACS  $(MPI_FINC) -DHAVE_MOVE_ALLOC
 
diff --git a/Make.inc.sp5 b/Make.inc.sp5
index 8f833b99..bf455118 100644
--- a/Make.inc.sp5
+++ b/Make.inc.sp5
@@ -45,6 +45,7 @@ BLACS=-lblacssmp
 
 #######################  Section 4 #######################
 #  Other useful tools&defines                            #
+#  SLU and UMF need only be set when using MLD2P4        #
 ##########################################################
 #SLUDIR=/usr/local/SuperLU_3.0
 #SLU=-lslu -L$(SLUDIR)
diff --git a/Make.inc.sun-6.2 b/Make.inc.sun-6.2
index edd360d2..61f5f651 100644
--- a/Make.inc.sun-6.2
+++ b/Make.inc.sun-6.2
@@ -45,6 +45,7 @@ BLACS=$(HOME)/LIB/libblacs_MPI-SUN4SOL2-0.a $(HOME)/LIB/libblacsCinit_MPI-SUN4SO
 
 #######################  Section 4 #######################
 #  Other useful tools&defines                            #
+#  SLU and UMF need only be set when using MLD2P4        #
 ##########################################################
 SLUDIR=
 SLU=