diff --git a/configure b/configure
index a85756f8..4cd30488 100755
--- a/configure
+++ b/configure
@@ -3451,7 +3451,7 @@ 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'
 
 
 
@@ -3721,10 +3721,14 @@ 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
 
@@ -4189,9 +4193,133 @@ 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; }
 
 
 
@@ -5210,7 +5338,10 @@ _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
@@ -10651,6 +10782,12 @@ if test "x$amg4psblas_cv_have_mumps" == "xyes" ; then
       { printf "%s\n" "$as_me:${as_lineno-$LINENO}: PSBLAS defines PSB_LPK_ as $pac_cv_psblas_lpk. MUMPS interfacing will fail when called in global mode on very large matrices. " >&5
 printf "%s\n" "$as_me: PSBLAS defines PSB_LPK_ as $pac_cv_psblas_lpk. MUMPS interfacing will fail when called in global mode on very large matrices. " >&6;}
    fi
+   MUMPS_LIBS="-lsmumps -ldmumps -lcmumps -lzmumps -lmumps_common -lpord"
+   if test "x$amg4psblas_cv_mumpslibdir" != "x" ; then
+      { printf "%s\n" "$as_me:${as_lineno-$LINENO}: MUMPSLIBDIR  $amg4psblas_cv_mumpslibdir .." >&5
+printf "%s\n" "$as_me: MUMPSLIBDIR  $amg4psblas_cv_mumpslibdir .." >&6;}
+      MUMPS_LIBS="${MUMPS_LIBS} -L$amg4psblas_cv_mumpslibdir"
+   fi
    if test "x$pac_mumps_fmods_ok" == "xyes" ; then
       FDEFINES="$amg_cv_define_prepend-DAMG_HAVE_MUMPS $amg_cv_define_prepend-DAMG_HAVE_MUMPS_MODULES $MUMPS_MODULES $FDEFINES"
        MUMPS_FLAGS="-DAMG_HAVE_MUMPS $MUMPS_MODULES"
diff --git a/configure.ac b/configure.ac
index 3acf94b8..d92efdf0 100755
--- a/configure.ac
+++ b/configure.ac
@@ -763,7 +763,11 @@ dnl fi
 if test "x$amg4psblas_cv_have_mumps" == "xyes" ; then
    if test "x$pac_cv_psblas_lpk" == "x8" ; then
       AC_MSG_NOTICE([PSBLAS defines PSB_LPK_ as $pac_cv_psblas_lpk. MUMPS interfacing will fail when called in global mode on very large matrices. ])
-   fi	
+   fi
+   MUMPS_LIBS="-lsmumps -ldmumps -lcmumps -lzmumps -lmumps_common -lpord"
+   if test "x$amg4psblas_cv_mumpslibdir" != "x" ; then
+      MUMPS_LIBS="${MUMPS_LIBS} -L$amg4psblas_cv_mumpslibdir"
+   fi 		   
    if test "x$pac_mumps_fmods_ok" == "xyes" ; then 
       FDEFINES="$amg_cv_define_prepend-DAMG_HAVE_MUMPS $amg_cv_define_prepend-DAMG_HAVE_MUMPS_MODULES $MUMPS_MODULES $FDEFINES"
        MUMPS_FLAGS="-DAMG_HAVE_MUMPS $MUMPS_MODULES"