diff --git a/Make.inc.in b/Make.inc.in
index 9ac10ee7..ce7724b2 100644
--- a/Make.inc.in
+++ b/Make.inc.in
@@ -70,8 +70,8 @@ EXTRALIBS=@EXTRA_LIBS@
 
 
 #
-AMGCDEFINES=$(MUMPSFLAGS) $(SLUFLAGS) $(UMFFLAGS) $(SLUDISTFLAGS) $(PSBCDEFINES)
-CDEFINES=$(AMGCDEFINES)
+#AMGCDEFINES=$(MUMPSFLAGS) $(SLUFLAGS) $(UMFFLAGS) $(SLUDISTFLAGS) $(PSBCDEFINES)
+#CDEFINES=$(AMGCDEFINES)
 AMGFDEFINES=@AMGFDEFINES@ $(PSBFDEFINES)
 FDEFINES=$(AMGFDEFINES)
 
diff --git a/amgprec/Makefile b/amgprec/Makefile
index fe38d8e8..a5b2e48b 100644
--- a/amgprec/Makefile
+++ b/amgprec/Makefile
@@ -64,7 +64,7 @@ LIBNAME=libamg_prec.a
 all: mods  objs impld
 
 mods: $(MODOBJS)
-	/bin/cp -p amg_const.h amg_config.h $(INCDIR)
+	/bin/cp -p amg_config.h $(INCDIR)
 	/bin/cp -p *$(.mod) $(MODDIR)
 objs: mods impld
 impld: mods
@@ -79,7 +79,7 @@ lib: mods impld
 
 $(MODOBJS): $(PSBLAS_MODDIR)/$(PSBBASEMODNAME)$(.mod)
 
-amg_base_prec_type.o: amg_const.h
+#amg_base_prec_type.o: amg_const.h
 amg_s_prec_type.o amg_d_prec_type.o amg_c_prec_type.o amg_z_prec_type.o	: amg_base_prec_type.o
 amg_prec_type.o: amg_s_prec_type.o amg_d_prec_type.o amg_c_prec_type.o amg_z_prec_type.o
 amg_prec_mod.o: amg_prec_type.o amg_s_prec_mod.o amg_d_prec_mod.o amg_c_prec_mod.o amg_z_prec_mod.o
diff --git a/amgprec/amg2amh.sh b/amgprec/amg2amh.sh
deleted file mode 100755
index 93cfb782..00000000
--- a/amgprec/amg2amh.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-hn=amg_const.h
-fn=amg_base_prec_type.F90
-echo "/* This file was generated by a script using the $fn file as a basis. */" > $hn
-echo '#ifndef AMG_CONST_H_' >> $hn
-echo '#define AMG_CONST_H_' >> $hn
-echo '#ifdef __cplusplus' >> $hn
-echo 'extern "C" { ' >> $hn
-echo '#endif' >> $hn
-cat $fn | sed 's/=/= (/g;s/$/ )/g' | grep '\(^  *!\)\|parameter' | grep  '_\>'  | sed 's/^\s*//g;s/^.*:://g;s/\s*=\s*/ /g' | sed  's/,/\n/g;s/^ //g'  | tr '[:lower:]' '[:upper:]' | grep ^AMG | sed 's/^/#define /g' >> $hn
-echo '#ifdef __cplusplus' >> $hn
-echo '}' >> $hn
-echo '#endif' >> $hn
-echo '#endif' >> $hn
-exit
-
diff --git a/amgprec/amg_config.h.in b/amgprec/amg_config.h.in
index f197a5f2..d116b453 100644
--- a/amgprec/amg_config.h.in
+++ b/amgprec/amg_config.h.in
@@ -3,6 +3,12 @@
 
 #include "psb_config.h"
 
+#define AMG_VERSION_MAJOR        @AMGMAJOR@
+#define AMG_VERSION_MINOR        @AMGMINOR@
+#define AMG_VERSION_PATCHLEVEL   @AMGPATCH@
+#define AMG_VERSION_STRING       @AMGSTRING@
+
+
 @CHAVEUMF@
 @CHAVESLU@
 @CSLUVERSION@
diff --git a/amgprec/amg_const.h b/amgprec/amg_const.h
deleted file mode 100644
index 1195fefc..00000000
--- a/amgprec/amg_const.h
+++ /dev/null
@@ -1,107 +0,0 @@
-/* This file was generated by a script using the mld_base_prec_type.F90 file as a basis. */
-#ifndef MLD_CONST_H_
-#define MLD_CONST_H_
-#ifdef __cplusplus
-extern "C" { 
-#endif
-#define MLD_VERSION_STRING_ ( "2.0.0" )
-#define MLD_VERSION_MAJOR_ ( 2 )
-#define MLD_VERSION_MINOR_ ( 0 )
-#define MLD_PATCHLEVEL_ ( 0 )
-#define MLD_SMOOTHER_TYPE_ (  1          )
-#define MLD_SUB_SOLVE_ (  2 )
-#define MLD_SUB_RESTR_ (  3 )
-#define MLD_SUB_PROL_ (  4 )
-#define MLD_SUB_REN_ (  5 )
-#define MLD_SUB_OVR_ (  6 )
-#define MLD_SUB_FILLIN_ (  8 )
-#define MLD_SLU_PTR_ ( 10 )
-#define MLD_UMF_SYMPTR_ ( 12 )
-#define MLD_UMF_NUMPTR_ ( 14 )
-#define MLD_SLUD_PTR_ ( 16 )
-#define MLD_PREC_STATUS_ ( 18  )
-#define MLD_ML_TYPE_ ( 20 )
-#define MLD_SMOOTHER_SWEEPS_PRE_ ( 21 )
-#define MLD_SMOOTHER_SWEEPS_POST_ ( 22 )
-#define MLD_SMOOTHER_POS_ ( 23 )
-#define MLD_AGGR_KIND_ ( 24 )
-#define MLD_AGGR_ALG_ ( 25 )
-#define MLD_AGGR_OMEGA_ALG_ ( 26 )
-#define MLD_AGGR_EIG_ ( 27 )
-#define MLD_AGGR_FILTER_ ( 28 )
-#define MLD_COARSE_MAT_ ( 29 )
-#define MLD_COARSE_SOLVE_ ( 30  )
-#define MLD_COARSE_SWEEPS_ ( 31 )
-#define MLD_COARSE_FILLIN_ ( 32 )
-#define MLD_COARSE_SUBSOLVE_ ( 33 )
-#define MLD_SMOOTHER_SWEEPS_ ( 34 )
-#define MLD_IFPSZ_ ( 36 )
-#define MLD_MIN_PREC_ ( 0 )
-#define MLD_NOPREC_ ( 0 )
-#define MLD_JAC_ ( 1 )
-#define MLD_BJAC_ ( 2 )
-#define MLD_AS_ ( 3 )
-#define MLD_MAX_PREC_ ( 3 )
-#define MLD_SLV_DELTA_ ( MLD_MAX_PREC_+1 )
-#define MLD_F_NONE_ ( MLD_SLV_DELTA_+0 )
-#define MLD_DIAG_SCALE_ ( MLD_SLV_DELTA_+1 )
-#define MLD_ILU_N_ ( MLD_SLV_DELTA_+2 )
-#define MLD_MILU_N_ ( MLD_SLV_DELTA_+3 )
-#define MLD_ILU_T_ ( MLD_SLV_DELTA_+4 )
-#define MLD_SLU_ ( MLD_SLV_DELTA_+5 )
-#define MLD_UMF_ ( MLD_SLV_DELTA_+6 )
-#define MLD_SLUDIST_ ( MLD_SLV_DELTA_+7 )
-#define MLD_MAX_SUB_SOLVE_ ( MLD_SLV_DELTA_+7 )
-#define MLD_MIN_SUB_SOLVE_ ( MLD_DIAG_SCALE_ )
-#define MLD_RENUM_NONE_ (0 )
-#define MLD_RENUM_GLB_ (1 )
-#define MLD_RENUM_GPS_ (2 )
-#define MLD_MAX_RENUM_ (1 )
-#define MLD_NO_ML_ ( 0 )
-#define MLD_ADD_ML_ ( 1 )
-#define MLD_MULT_ML_ ( 2 )
-#define MLD_NEW_ML_PREC_ ( 3 )
-#define MLD_MAX_ML_TYPE_ ( MLD_MULT_ML_ )
-#define MLD_PRE_SMOOTH_ (1 )
-#define MLD_POST_SMOOTH_ (2 )
-#define MLD_TWOSIDE_SMOOTH_ (3 )
-#define MLD_MAX_SMOOTH_ (MLD_TWOSIDE_SMOOTH_ )
-#define MLD_NO_SMOOTH_ ( 0 )
-#define MLD_SMOOTH_PROL_ ( 1 )
-#define MLD_MIN_ENERGY_ ( 2 )
-#define MLD_BIZ_PROL_ ( 3 )
-#define MLD_MAX_AGGR_KIND_ (MLD_MIN_ENERGY_ )
-#define MLD_NO_FILTER_MAT_ (0 )
-#define MLD_FILTER_MAT_ (1 )
-#define MLD_MAX_FILTER_MAT_ (MLD_NO_FILTER_MAT_ )
-#define MLD_DEC_AGGR_ (0 )
-#define MLD_SYM_DEC_AGGR_ (1 )
-#define MLD_GLB_AGGR_ (2 )
-#define MLD_NEW_DEC_AGGR_ (3 )
-#define MLD_NEW_GLB_AGGR_ (4 )
-#define MLD_MAX_AGGR_ALG_ (MLD_DEC_AGGR_ )
-#define MLD_EIG_EST_ (0 )
-#define MLD_USER_CHOICE_ (999 )
-#define MLD_MAX_NORM_ (0 )
-#define MLD_DISTR_MAT_ (0 )
-#define MLD_REPL_MAT_ (1 )
-#define MLD_MAX_COARSE_MAT_ (MLD_REPL_MAT_   )
-#define MLD_PREC_BUILT_ (98765 )
-#define MLD_SUB_ILUTHRS_ ( 1 )
-#define MLD_AGGR_OMEGA_VAL_ ( 2 )
-#define MLD_AGGR_THRESH_ ( 3 )
-#define MLD_COARSE_ILUTHRS_ ( 4 )
-#define MLD_RFPSZ_ ( 8 )
-#define MLD_L_PR_ (1 )
-#define MLD_U_PR_ (2 )
-#define MLD_BP_ILU_AVSZ_ (2 )
-#define MLD_AP_ND_ (3 )
-#define MLD_AC_ (4 )
-#define MLD_SM_PR_T_ (5 )
-#define MLD_SM_PR_ (6 )
-#define MLD_SMTH_AVSZ_ (6 )
-#define MLD_MAX_AVSZ_ (MLD_SMTH_AVSZ_  )
-#ifdef __cplusplus
-}
-#endif
-#endif
diff --git a/cbind/amgprec/Makefile b/cbind/amgprec/Makefile
index 1be73280..5369b4fb 100644
--- a/cbind/amgprec/Makefile
+++ b/cbind/amgprec/Makefile
@@ -11,7 +11,7 @@ FINCLUDES=$(FMFLAG)$(HERE) $(FMFLAG)$(INCDIR) $(FMFLAG)$(MODDIR) $(PSBLAS_INCLUD
 
 
 OBJS=amg_prec_cbind_mod.o amg_dprec_cbind_mod.o  amg_c_dprec.o amg_zprec_cbind_mod.o  amg_c_zprec.o
-CMOD=amg_cbind.h amg_c_dprec.h  amg_c_zprec.h amg_const.h
+CMOD=amg_cbind.h amg_c_dprec.h  amg_c_zprec.h 
 
 
 LIBMOD=amg_prec_cbind_mod$(.mod) amg_dprec_cbind_mod$(.mod) amg_zprec_cbind_mod$(.mod)
diff --git a/cbind/amgprec/amg_c_dprec.h b/cbind/amgprec/amg_c_dprec.h
index 577add44..282859f2 100644
--- a/cbind/amgprec/amg_c_dprec.h
+++ b/cbind/amgprec/amg_c_dprec.h
@@ -1,7 +1,7 @@
 #ifndef AMG_C_DPREC_
 #define AMG_C_DPREC_
 
-#include "amg_const.h"
+#include "amg_config.h"
 #include "psb_base_cbind.h"
 #include "psb_prec_cbind.h"
 #include "psb_linsolve_cbind.h"
diff --git a/cbind/amgprec/amg_c_zprec.h b/cbind/amgprec/amg_c_zprec.h
index b9916c31..cb624540 100644
--- a/cbind/amgprec/amg_c_zprec.h
+++ b/cbind/amgprec/amg_c_zprec.h
@@ -1,7 +1,7 @@
 #ifndef AMG_C_ZPREC_
 #define AMG_C_ZPREC_
 
-#include "amg_const.h"
+#include "amg_config.h"
 #include "psb_base_cbind.h"
 #include "psb_prec_cbind.h"
 #include "psb_linsolve_cbind.h"
diff --git a/cbind/amgprec/amg_cbind.h b/cbind/amgprec/amg_cbind.h
index 4fd0e90c..ec458934 100644
--- a/cbind/amgprec/amg_cbind.h
+++ b/cbind/amgprec/amg_cbind.h
@@ -4,9 +4,9 @@
 #define AMG_VALID_PRECONDITIONER_STRINGS "NONE","DIAG","BJAC","ML","AS"
 #define AMG_VALID_PRECONDITIONER_STRING  "NONE DIAG BJAC ML AS"
 
-#include "amg_config.h"
 #include "psb_types.h"
-#include "amg_const.h"
+#include "amg_config.h"
 #include "amg_c_dprec.h"
+#include "amg_c_zprec.h"
 
 #endif
diff --git a/cbind/amgprec/amg_const.h b/cbind/amgprec/amg_const.h
deleted file mode 100644
index b632faff..00000000
--- a/cbind/amgprec/amg_const.h
+++ /dev/null
@@ -1,14 +0,0 @@
-/* This file was generated by a script using the amg_base_prec_type.F90 file as a basis. */
-#ifndef AMG_CONST_H_
-#define AMG_CONST_H_
-#ifdef __cplusplus
-extern "C" { 
-#endif
-#define AMG_VERSION_STRING_ ( "1.0.0" )
-#define AMG_VERSION_MAJOR_ ( 1 )
-#define AMG_VERSION_MINOR_ ( 0 )
-#define AMG_PATCHLEVEL_ ( 0 )
-#ifdef __cplusplus
-}
-#endif
-#endif
diff --git a/config/pac.m4 b/config/pac.m4
index 9ecbbd72..11b509fe 100644
--- a/config/pac.m4
+++ b/config/pac.m4
@@ -1870,6 +1870,57 @@ AC_LANG_POP([Fortran])
 ])
 
 
+dnl @synopsis PAC_FORTRAN_TEST_SUBMODULES( [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
+dnl
+dnl Will try to compile a program checking the SUBMODULES Fortran support.
+dnl
+dnl Will use MPIFC, otherwise '$FC'.
+dnl
+dnl If the test passes, will execute ACTION-IF-FOUND. Otherwise, ACTION-IF-NOT-FOUND.
+dnl Note : This file will be likely to induce the compiler to create a module file
+dnl (for a module called conftest).
+dnl Depending on the compiler flags, this could cause a conftest.mod file to appear
+dnl in the present directory, or in another, or with another name. So be warned!
+dnl
+dnl @author Salvatore Filippone <salvatore.filippone@uniroma2.it>
+AC_DEFUN(PAC_FORTRAN_TEST_SUBMODULES,
+dnl Warning : square brackets are EVIL!
+[AC_MSG_CHECKING([support for Fortran SUBMODULES])
+AC_LANG_PUSH([Fortran])
+ ac_exeext=''
+ ac_ext='F90'
+ dnl ac_link='${MPIFC-$FC} -o conftest${ac_exeext} $FFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+ ac_fc=${MPIFC-$FC};
+ AC_COMPILE_IFELSE([
+module conftest
+
+  interface 
+    module subroutine foo(v)
+      integer, intent(inout) :: v(:)
+    end subroutine foo
+  end interface 
+end module conftest
+submodule (conftest) conftest_impl
+
+contains
+  module subroutine foo(v)
+     integer, intent(inout) :: v(:)
+     integer :: i
+     do i=1,size(v)
+	v(i)=i
+     end do
+  end subroutine foo
+end submodule    ],
+	  [  AC_MSG_RESULT([yes])
+		     ifelse([$1], , :, [ $1])],
+		  [  AC_MSG_RESULT([no])	
+		     echo "configure: failed program was:" >&AS_MESSAGE_LOG_FD
+		     cat conftest.$ac_ext >&AS_MESSAGE_LOG_FD
+		     ifelse([$2], , , [ $2])])
+AC_LANG_POP([Fortran])
+])
+
+
 dnl @synopsis PAC_BLAS([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]])
 dnl modified from ACX_BLAS([ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]])
 dnl
diff --git a/configure b/configure
index 85b1c53e..dd3d0a95 100755
--- a/configure
+++ b/configure
@@ -669,6 +669,10 @@ CHAVESLUDIST
 CSLUVERSION
 CHAVESLU
 CHAVEUMF
+AMGSTRING
+AMGPATCH
+AMGMINOR
+AMGMAJOR
 INSTALL_SAMPLESDIR
 INSTALL_DOCSDIR
 INSTALL_MODULESDIR
@@ -3445,7 +3449,7 @@ fi
 
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: Loaded $pac_cv_status_file $FC $MPIFC $BLACS_LIBS" >&5
 printf "%s\n" "$as_me: Loaded $pac_cv_status_file $FC $MPIFC $BLACS_LIBS" >&6;}
-am__api_version='1.17'
+am__api_version='1.18'
 
 
 
@@ -3715,10 +3719,14 @@ am_lf='
 '
 case `pwd` in
   *[\\\"\#\$\&\'\`$am_lf]*)
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     as_fn_error $? "unsafe absolute working directory name" "$LINENO" 5;;
 esac
 case $srcdir in
   *[\\\"\#\$\&\'\`$am_lf\ \	]*)
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
     as_fn_error $? "unsafe srcdir value: '$srcdir'" "$LINENO" 5;;
 esac
 
@@ -4183,9 +4191,133 @@ AMTAR='$${TAR-tar}'
 
 
 # We'll loop over all known methods to create a tar archive until one works.
-_am_tools='gnutar  pax cpio none'
+_am_tools='gnutar plaintar pax cpio none'
+
+# The POSIX 1988 'ustar' format is defined with fixed-size fields.
+      # There is notably a 21 bits limit for the UID and the GID.  In fact,
+      # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343
+      # and bug#13588).
+      am_max_uid=2097151 # 2^21 - 1
+      am_max_gid=$am_max_uid
+      # The $UID and $GID variables are not portable, so we need to resort
+      # to the POSIX-mandated id(1) utility.  Errors in the 'id' calls
+      # below are definitely unexpected, so allow the users to see them
+      # (that is, avoid stderr redirection).
+      am_uid=`id -u || echo unknown`
+      am_gid=`id -g || echo unknown`
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether UID '$am_uid' is supported by ustar format" >&5
+printf %s "checking whether UID '$am_uid' is supported by ustar format... " >&6; }
+      if test x$am_uid = xunknown; then
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: ancient id detected; assuming current UID is ok, but dist-ustar might not work" >&5
+printf "%s\n" "$as_me: WARNING: ancient id detected; assuming current UID is ok, but dist-ustar might not work" >&2;}
+      elif test $am_uid -le $am_max_uid; then
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+      else
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+        _am_tools=none
+      fi
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether GID '$am_gid' is supported by ustar format" >&5
+printf %s "checking whether GID '$am_gid' is supported by ustar format... " >&6; }
+      if test x$gm_gid = xunknown; then
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: WARNING: ancient id detected; assuming current GID is ok, but dist-ustar might not work" >&5
+printf "%s\n" "$as_me: WARNING: ancient id detected; assuming current GID is ok, but dist-ustar might not work" >&2;}
+      elif test $am_gid -le $am_max_gid; then
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+      else
+        { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+        _am_tools=none
+      fi
 
-am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking how to create a ustar tar archive" >&5
+printf %s "checking how to create a ustar tar archive... " >&6; }
+
+  # Go ahead even if we have the value already cached.  We do so because we
+  # need to set the values for the 'am__tar' and 'am__untar' variables.
+  _am_tools=${am_cv_prog_tar_ustar-$_am_tools}
+
+  for _am_tool in $_am_tools; do
+    case $_am_tool in
+    gnutar)
+      for _am_tar in tar gnutar gtar; do
+        { echo "$as_me:$LINENO: $_am_tar --version" >&5
+   ($_am_tar --version) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); } && break
+      done
+      am__tar="$_am_tar --format=ustar -chf - "'"$$tardir"'
+      am__tar_="$_am_tar --format=ustar -chf - "'"$tardir"'
+      am__untar="$_am_tar -xf -"
+      ;;
+    plaintar)
+      # Must skip GNU tar: if it does not support --format= it doesn't create
+      # ustar tarball either.
+      (tar --version) >/dev/null 2>&1 && continue
+      am__tar='tar chf - "$$tardir"'
+      am__tar_='tar chf - "$tardir"'
+      am__untar='tar xf -'
+      ;;
+    pax)
+      am__tar='pax -L -x ustar -w "$$tardir"'
+      am__tar_='pax -L -x ustar -w "$tardir"'
+      am__untar='pax -r'
+      ;;
+    cpio)
+      am__tar='find "$$tardir" -print | cpio -o -H ustar -L'
+      am__tar_='find "$tardir" -print | cpio -o -H ustar -L'
+      am__untar='cpio -i -H ustar -d'
+      ;;
+    none)
+      am__tar=false
+      am__tar_=false
+      am__untar=false
+      ;;
+    esac
+
+    # If the value was cached, stop now.  We just wanted to have am__tar
+    # and am__untar set.
+    test -n "${am_cv_prog_tar_ustar}" && break
+
+    # tar/untar a dummy directory, and stop if the command works.
+    rm -rf conftest.dir
+    mkdir conftest.dir
+    echo GrepMe > conftest.dir/file
+    { echo "$as_me:$LINENO: tardir=conftest.dir && eval $am__tar_ >conftest.tar" >&5
+   (tardir=conftest.dir && eval $am__tar_ >conftest.tar) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); }
+    rm -rf conftest.dir
+    if test -s conftest.tar; then
+      { echo "$as_me:$LINENO: $am__untar <conftest.tar" >&5
+   ($am__untar <conftest.tar) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); }
+      { echo "$as_me:$LINENO: cat conftest.dir/file" >&5
+   (cat conftest.dir/file) >&5 2>&5
+   ac_status=$?
+   echo "$as_me:$LINENO: \$? = $ac_status" >&5
+   (exit $ac_status); }
+      grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
+    fi
+  done
+  rm -rf conftest.dir
+
+  if test ${am_cv_prog_tar_ustar+y}
+then :
+  printf %s "(cached) " >&6
+else case e in #(
+  e) am_cv_prog_tar_ustar=$_am_tool ;;
+esac
+fi
+
+  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $am_cv_prog_tar_ustar" >&5
+printf "%s\n" "$am_cv_prog_tar_ustar" >&6; }
 
 
 
@@ -5204,7 +5336,10 @@ _ACEOF
       break
     fi
   done
-  rm -f core conftest*
+  # aligned with autoconf, so not including core; see bug#72225.
+  rm -f -r a.out a.exe b.out conftest.$ac_ext conftest.$ac_objext \
+    conftest.dSYM conftest1.$ac_ext conftest1.$ac_objext conftest1.dSYM \
+    conftest2.$ac_ext conftest2.$ac_objext conftest2.dSYM
   unset am_i ;;
 esac
 fi
@@ -8278,7 +8413,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for EXTENDS.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8343,7 +8478,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for CLASS and type bound procedures.
- Please get a Fortran compiler that supports them, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports them, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8394,7 +8529,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for SOURCE= allocation.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8435,7 +8570,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for MOVE_ALLOC.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8475,7 +8610,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for ISO_C_BINDING.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8515,7 +8650,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for ISO_FORTRAN_ENV.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8528,6 +8663,61 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking support for Fortran SUBMODULES" >&5
+printf %s "checking support for Fortran SUBMODULES... " >&6; }
+ac_ext=${ac_fc_srcext-f}
+ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
+ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_fc_compiler_gnu
+
+ ac_exeext=''
+ ac_ext='F90'
+  ac_fc=${MPIFC-$FC};
+ cat > conftest.$ac_ext <<_ACEOF
+
+module conftest
+
+  interface
+    module subroutine foo(v)
+      integer, intent(inout) :: v(:)
+    end subroutine foo
+  end interface
+end module conftest
+submodule (conftest) conftest_impl
+
+contains
+  module subroutine foo(v)
+     integer, intent(inout) :: v(:)
+     integer :: i
+     do i=1,size(v)
+	v(i)=i
+     end do
+  end subroutine foo
+end submodule
+_ACEOF
+if ac_fn_fc_try_compile "$LINENO"
+then :
+    { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+		     :
+else case e in #(
+  e)   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+		     echo "configure: failed program was:" >&5
+		     cat conftest.$ac_ext >&5
+		      as_fn_error $? "Sorry, cannot build without support for SUBMODULES.
+	Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5 ;;
+esac
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
+ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking support for Fortran VOLATILE" >&5
 printf %s "checking support for Fortran VOLATILE... " >&6; }
  ac_ext=${ac_fc_srcext-f}
@@ -8757,7 +8947,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for SAME_TYPE_AS.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8806,7 +8996,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for EXTENDS_TYPE_OF.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8857,7 +9047,7 @@ printf "%s\n" "no" >&6; }
 		     echo "configure: failed program was:" >&5
 		     cat conftest.$ac_ext >&5
 		      as_fn_error $? "Sorry, cannot build PSBLAS without support for MOLD= allocation.
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8." "$LINENO" 5
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0." "$LINENO" 5
  ;;
 esac
 fi
@@ -8869,6 +9059,17 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
+######################
+# Extract version data
+######################
+#PAC_EXTRACT_AMG_VERSION
+CFILE="amgprec/amg_base_prec_type.F90";
+AMGMAJOR=`cat $CFILE| grep version_major | $AWK '{print $6;}'`;
+AMGMINOR=`cat $CFILE| grep version_minor| $AWK '{print $6;}'`;
+AMGPATCH=`cat $CFILE| grep patchlevel| $AWK '{print $6;}'`;
+AMGSTRING=`cat $CFILE | grep version_string | $AWK '{print $6;}'`;
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result:  AMG version  $AMGSTRING" >&5
+printf "%s\n" " AMG version  $AMGSTRING" >&6; }
 
 ###############################################################################
 #		BLAS  library presence checks
@@ -11442,6 +11643,11 @@ AMGCXXDEFINES="$CXXDEFINES"
 
 
 
+
+
+
+
+
 
 
 
diff --git a/configure.ac b/configure.ac
index b2a32693..2f476325 100755
--- a/configure.ac
+++ b/configure.ac
@@ -641,37 +641,43 @@ fi
 PAC_FORTRAN_TEST_EXTENDS( 
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for EXTENDS. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
 )
 
 PAC_FORTRAN_TEST_CLASS_TBP( 
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for CLASS and type bound procedures. 
- Please get a Fortran compiler that supports them, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports them, e.g. GNU Fortran 6.0.])]
 )
 
 PAC_FORTRAN_TEST_SOURCE( 
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for SOURCE= allocation. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
 )
 
 PAC_FORTRAN_HAVE_MOVE_ALLOC(
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for MOVE_ALLOC. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
 )
 
 PAC_FORTRAN_TEST_ISO_C_BIND( 
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for ISO_C_BINDING. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
 )
 
 PAC_FORTRAN_TEST_ISO_FORTRAN_ENV(
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for ISO_FORTRAN_ENV. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
+)
+
+PAC_FORTRAN_TEST_SUBMODULES(
+	[],
+	[AC_MSG_ERROR([Sorry, cannot build without support for SUBMODULES.
+	Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])],
 )
 
 PAC_FORTRAN_TEST_VOLATILE(
@@ -703,20 +709,30 @@ PAC_FORTRAN_TEST_FLUSH(
 PAC_FORTRAN_TEST_SAME_TYPE( 
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for SAME_TYPE_AS. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
 )
 
 PAC_FORTRAN_TEST_EXTENDS_TYPE( 
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for EXTENDS_TYPE_OF. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
 )
 
 PAC_FORTRAN_TEST_MOLD( 
 	[],
         [AC_MSG_ERROR([Sorry, cannot build PSBLAS without support for MOLD= allocation. 
- Please get a Fortran compiler that supports it, e.g. GNU Fortran 4.8.])]
+ Please get a Fortran compiler that supports it, e.g. GNU Fortran 6.0.])]
 )
+######################
+# Extract version data
+######################
+#PAC_EXTRACT_AMG_VERSION
+CFILE="amgprec/amg_base_prec_type.F90";
+AMGMAJOR=`cat $CFILE| grep version_major | $AWK '{print $6;}'`;
+AMGMINOR=`cat $CFILE| grep version_minor| $AWK '{print $6;}'`;
+AMGPATCH=`cat $CFILE| grep patchlevel| $AWK '{print $6;}'`;
+AMGSTRING=`cat $CFILE | grep version_string | $AWK '{print $6;}'`;
+AC_MSG_RESULT([ AMG version  $AMGSTRING])
 
 ###############################################################################
 #		BLAS  library presence checks
@@ -845,6 +861,11 @@ AC_SUBST(INSTALL_MODULESDIR)
 AC_SUBST(INSTALL_DOCSDIR)
 AC_SUBST(INSTALL_SAMPLESDIR)
 
+AC_SUBST(AMGMAJOR)
+AC_SUBST(AMGMINOR)
+AC_SUBST(AMGPATCH)
+AC_SUBST(AMGSTRING)
+
 AC_SUBST(CHAVEUMF)
 AC_SUBST(CHAVESLU)
 AC_SUBST(CSLUVERSION)