diff --git a/Source/cmSystemTools.cxx b/Source/cmSystemTools.cxx
index 455c5ef0f..8f20ec5f4 100644
--- a/Source/cmSystemTools.cxx
+++ b/Source/cmSystemTools.cxx
@@ -748,7 +748,7 @@ bool cmSystemTools::IsOn(const char* val)
 
 bool cmSystemTools::IsOff(const char* val)
 {
-  if (!val)
+  if (!val || strlen(val) == 0)
     {
     return true;
     }
diff --git a/Source/cmUnixMakefileGenerator.cxx b/Source/cmUnixMakefileGenerator.cxx
index d007868ae..dc7993ab6 100644
--- a/Source/cmUnixMakefileGenerator.cxx
+++ b/Source/cmUnixMakefileGenerator.cxx
@@ -501,7 +501,7 @@ void cmUnixMakefileGenerator::OutputTargets(std::ostream& fout)
       fout << "#\n";
       fout << m_LibraryOutputPath << "lib" << l->first << ".a: ${" << 
         l->first << "_SRC_OBJS} \n";
-      fout << "\t${CMAKE_AR} cr "
+      fout << "\t${CMAKE_AR} "
            << m_LibraryOutputPath << "lib" << l->first << ".a ${" << 
         l->first << "_SRC_OBJS} \n";
       fout << "\t${CMAKE_RANLIB} "
diff --git a/Templates/configure b/Templates/configure
index 681a30d3a..ff3784d98 100755
--- a/Templates/configure
+++ b/Templates/configure
@@ -2920,14 +2920,6 @@ if test $ac_cv_prog_gxx = no; then
     echo "$ac_t""no" 1>&6
   fi
   rm -f conftest*
-  echo $ac_n "checking whether ${CXX} accepts -instances=semiexplicit""... $ac_c" 1>&6
-  echo 'void f(){}' > conftest.cc
-  if test -z "`${CXX} -instances=static -c conftest.cc 2>&1`"; then
-    echo "$ac_t""yes" 1>&6
-    CMAKE_TEMPLATE_FLAGS="-instances=static"
-  else
-    echo "$ac_t""no" 1>&6
-  fi
 fi
 
 
@@ -2935,7 +2927,7 @@ fi
 # ansi stream files (without the .h)
 if test $ac_cv_prog_gxx = no; then
   echo $ac_n "checking ansi standard C++ stream headers ""... $ac_c" 1>&6
-echo "configure:2939: checking ansi standard C++ stream headers " >&5 
+echo "configure:2931: checking ansi standard C++ stream headers " >&5 
   rm -rf conftest.*
   cat > conftest.cc <<!
 #include <iostream>
@@ -2952,7 +2944,7 @@ fi
 # check to see if stl is in the std namespace
 if test $ac_cv_prog_gxx = no; then
   echo $ac_n "checking ansi standard namespace support ""... $ac_c" 1>&6
-echo "configure:2956: checking ansi standard namespace support " >&5 
+echo "configure:2948: checking ansi standard namespace support " >&5 
   rm -rf conftest.*
   cat > conftest.cc <<!
 #include <list>
@@ -2978,7 +2970,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:2982: checking for $ac_word" >&5
+echo "configure:2974: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_RUNMAKE'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3018,16 +3010,16 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3022: checking for $ac_word" >&5
-if eval "test \"`echo '$''{'ac_cv_path_CMAKE_AR'+set}'`\" = set"; then
+echo "configure:3014: checking for $ac_word" >&5
+if eval "test \"`echo '$''{'ac_cv_path_CMAKE_AR_TMP'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
-  case "$CMAKE_AR" in
+  case "$CMAKE_AR_TMP" in
   /*)
-  ac_cv_path_CMAKE_AR="$CMAKE_AR" # Let the user override the test with a path.
+  ac_cv_path_CMAKE_AR_TMP="$CMAKE_AR_TMP" # Let the user override the test with a path.
   ;;
   ?:/*)			 
-  ac_cv_path_CMAKE_AR="$CMAKE_AR" # Let the user override the test with a dos path.
+  ac_cv_path_CMAKE_AR_TMP="$CMAKE_AR_TMP" # Let the user override the test with a dos path.
   ;;
   *)
   IFS="${IFS= 	}"; ac_save_ifs="$IFS"; IFS=":"
@@ -3035,7 +3027,7 @@ else
   for ac_dir in $ac_dummy; do 
     test -z "$ac_dir" && ac_dir=.
     if test -f $ac_dir/$ac_word; then
-      ac_cv_path_CMAKE_AR="$ac_dir/$ac_word"
+      ac_cv_path_CMAKE_AR_TMP="$ac_dir/$ac_word"
       break
     fi
   done
@@ -3043,16 +3035,27 @@ else
   ;;
 esac
 fi
-CMAKE_AR="$ac_cv_path_CMAKE_AR"
-if test -n "$CMAKE_AR"; then
-  echo "$ac_t""$CMAKE_AR" 1>&6
+CMAKE_AR_TMP="$ac_cv_path_CMAKE_AR_TMP"
+if test -n "$CMAKE_AR_TMP"; then
+  echo "$ac_t""$CMAKE_AR_TMP" 1>&6
 else
   echo "$ac_t""no" 1>&6
 fi
 
-test -n "$CMAKE_AR" && break
+test -n "$CMAKE_AR_TMP" && break
 done
 
+CMAKE_AR="$CMAKE_AR_TMP cr"
+# if on SunOS and not using gXX then use the compiler to make .a libs
+case $system in 
+   SunOS-5*)
+   if test $ac_cv_prog_gxx = yes; then
+	:
+   else
+      echo "Using $CXX -xar -o for creating .a libraries"
+      CMAKE_AR="$CXX -xar -o"
+   fi
+esac
 
 
 # generate output files.
@@ -3238,6 +3241,7 @@ s%@CMAKE_TEMPLATE_FLAGS@%$CMAKE_TEMPLATE_FLAGS%g
 s%@CMAKE_NO_STD_NAMESPACE@%$CMAKE_NO_STD_NAMESPACE%g
 s%@CMAKE_NO_ANSI_STREAM_HEADERS@%$CMAKE_NO_ANSI_STREAM_HEADERS%g
 s%@RUNMAKE@%$RUNMAKE%g
+s%@CMAKE_AR_TMP@%$CMAKE_AR_TMP%g
 s%@CMAKE_AR@%$CMAKE_AR%g
 
 CEOF
diff --git a/Templates/configure.in b/Templates/configure.in
index 9237325db..f75b573f4 100644
--- a/Templates/configure.in
+++ b/Templates/configure.in
@@ -497,14 +497,6 @@ if test $ac_cv_prog_gxx = no; then
     echo "$ac_t""no" 1>&6
   fi
   rm -f conftest*
-  echo $ac_n "checking whether ${CXX} accepts -instances=semiexplicit""... $ac_c" 1>&6
-  echo 'void f(){}' > conftest.cc
-  if test -z "`${CXX} -instances=static -c conftest.cc 2>&1`"; then
-    echo "$ac_t""yes" 1>&6
-    CMAKE_TEMPLATE_FLAGS="-instances=static"
-  else
-    echo "$ac_t""no" 1>&6
-  fi
 fi
 AC_SUBST(CMAKE_TEMPLATE_FLAGS)
 
@@ -549,7 +541,18 @@ fi
 
 # find make to use to build cmake, prefer gmake
 AC_PATH_PROGS(RUNMAKE, gmake make)
-AC_PATH_PROGS(CMAKE_AR, ar)
+AC_PATH_PROGS(CMAKE_AR_TMP, ar)
+CMAKE_AR="$CMAKE_AR_TMP cr"
+# if on SunOS and not using gXX then use the compiler to make .a libs
+case $system in 
+   SunOS-5*)
+   if test $ac_cv_prog_gxx = yes; then
+	:
+   else
+      echo "Using $CXX -xar -o for creating .a libraries"
+      CMAKE_AR="$CXX -xar -o"
+   fi
+esac
 AC_SUBST(CMAKE_AR)
 
 # generate output files.
diff --git a/configure b/configure
index 90e25556a..fb2670a81 100755
--- a/configure
+++ b/configure
@@ -1386,3 +1386,5 @@ $RUNMAKE
 
 
 
+
+
diff --git a/configure.in b/configure.in
index 721509841..a4e74fff7 100644
--- a/configure.in
+++ b/configure.in
@@ -103,3 +103,5 @@ $RUNMAKE
 
 
 
+
+