configure

  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_cxx_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest.$ac_objext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  :
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

continue
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
  cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */
$ac_declaration
int
main ()
{
exit (42);
  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
  (eval $ac_compile) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_cxx_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest.$ac_objext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  break
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
done
rm -f conftest*
if test -n "$ac_declaration"; then
  echo '#ifdef __cplusplus' >>confdefs.h
  echo $ac_declaration      >>confdefs.h
  echo '#endif'             >>confdefs.h
fi

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

echo "$as_me:$LINENO: checking " >&5
echo $ECHO_N "checking ... $ECHO_C" >&6
if test "${ac_cv_has_flex+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  for ac_prog in flex lex
do
  # Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_prog_LEX+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  if test -n "$LEX"; then
  ac_cv_prog_LEX="$LEX" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_LEX="$ac_prog"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

fi
fi
LEX=$ac_cv_prog_LEX
if test -n "$LEX"; then
  echo "$as_me:$LINENO: result: $LEX" >&5
echo "${ECHO_T}$LEX" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

  test -n "$LEX" && break
done
test -n "$LEX" || LEX=":"

if test -z "$LEXLIB"
then
  echo "$as_me:$LINENO: checking for yywrap in -lfl" >&5
echo $ECHO_N "checking for yywrap in -lfl... $ECHO_C" >&6
if test "${ac_cv_lib_fl_yywrap+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  ac_check_lib_save_LIBS=$LIBS
LIBS="-lfl  $LIBS"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */

/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char yywrap ();
int
main ()
{
yywrap ();
  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
  (eval $ac_link) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_c_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest$ac_exeext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  ac_cv_lib_fl_yywrap=yes
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

ac_cv_lib_fl_yywrap=no
fi
rm -f conftest.err conftest.$ac_objext \
      conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
echo "$as_me:$LINENO: result: $ac_cv_lib_fl_yywrap" >&5
echo "${ECHO_T}$ac_cv_lib_fl_yywrap" >&6
if test $ac_cv_lib_fl_yywrap = yes; then
  LEXLIB="-lfl"
else
  echo "$as_me:$LINENO: checking for yywrap in -ll" >&5
echo $ECHO_N "checking for yywrap in -ll... $ECHO_C" >&6
if test "${ac_cv_lib_l_yywrap+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  ac_check_lib_save_LIBS=$LIBS
LIBS="-ll  $LIBS"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h.  */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h.  */

/* Override any gcc2 internal prototype to avoid an error.  */
#ifdef __cplusplus
extern "C"
#endif
/* We use char because int might match the return type of a gcc2
   builtin and then its argument prototype would still apply.  */
char yywrap ();
int
main ()
{
yywrap ();
  ;
  return 0;
}
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
  (eval $ac_link) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_c_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest$ac_exeext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  ac_cv_lib_l_yywrap=yes
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

ac_cv_lib_l_yywrap=no
fi
rm -f conftest.err conftest.$ac_objext \
      conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_check_lib_save_LIBS
fi
echo "$as_me:$LINENO: result: $ac_cv_lib_l_yywrap" >&5
echo "${ECHO_T}$ac_cv_lib_l_yywrap" >&6
if test $ac_cv_lib_l_yywrap = yes; then
  LEXLIB="-ll"
fi

fi

fi

if test "x$LEX" != "x:"; then
  echo "$as_me:$LINENO: checking lex output file root" >&5
echo $ECHO_N "checking lex output file root... $ECHO_C" >&6
if test "${ac_cv_prog_lex_root+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  # The minimal lex program is just a single line: %%.  But some broken lexes
# (Solaris, I think it was) want two %% lines, so accommodate them.
cat >conftest.l <<_ACEOF
%%
%%
_ACEOF
{ (eval echo "$as_me:$LINENO: \"$LEX conftest.l\"") >&5
  (eval $LEX conftest.l) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }
if test -f lex.yy.c; then
  ac_cv_prog_lex_root=lex.yy
elif test -f lexyy.c; then
  ac_cv_prog_lex_root=lexyy
else
  { { echo "$as_me:$LINENO: error: cannot find output from $LEX; giving up" >&5
echo "$as_me: error: cannot find output from $LEX; giving up" >&2;}
   { (exit 1); exit 1; }; }
fi
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_lex_root" >&5
echo "${ECHO_T}$ac_cv_prog_lex_root" >&6
rm -f conftest.l
LEX_OUTPUT_ROOT=$ac_cv_prog_lex_root

echo "$as_me:$LINENO: checking whether yytext is a pointer" >&5
echo $ECHO_N "checking whether yytext is a pointer... $ECHO_C" >&6
if test "${ac_cv_prog_lex_yytext_pointer+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  # POSIX says lex can declare yytext either as a pointer or an array; the
# default is implementation-dependent. Figure out which it is, since
# not all implementations provide the %pointer and %array declarations.
ac_cv_prog_lex_yytext_pointer=no
echo 'extern char *yytext;' >>$LEX_OUTPUT_ROOT.c
ac_save_LIBS=$LIBS
LIBS="$LIBS $LEXLIB"
cat >conftest.$ac_ext <<_ACEOF
`cat $LEX_OUTPUT_ROOT.c`
_ACEOF
rm -f conftest.$ac_objext conftest$ac_exeext
if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
  (eval $ac_link) 2>conftest.er1
  ac_status=$?
  grep -v '^ *+' conftest.er1 >conftest.err
  rm -f conftest.er1
  cat conftest.err >&5
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); } &&
	 { ac_try='test -z "$ac_c_werror_flag"
			 || test ! -s conftest.err'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; } &&
	 { ac_try='test -s conftest$ac_exeext'
  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
  (eval $ac_try) 2>&5
  ac_status=$?
  echo "$as_me:$LINENO: \$? = $ac_status" >&5
  (exit $ac_status); }; }; then
  ac_cv_prog_lex_yytext_pointer=yes
else
  echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5

fi
rm -f conftest.err conftest.$ac_objext \
      conftest$ac_exeext conftest.$ac_ext
LIBS=$ac_save_LIBS
rm -f "${LEX_OUTPUT_ROOT}.c"

fi
echo "$as_me:$LINENO: result: $ac_cv_prog_lex_yytext_pointer" >&5
echo "${ECHO_T}$ac_cv_prog_lex_yytext_pointer" >&6
if test $ac_cv_prog_lex_yytext_pointer = yes; then

cat >>confdefs.h <<\_ACEOF
#define YYTEXT_POINTER 1
_ACEOF

fi

fi

fi
echo "$as_me:$LINENO: result: $ac_cv_has_flex" >&5
echo "${ECHO_T}$ac_cv_has_flex" >&6
if test "$LEX" != "flex"; then
  { { echo "$as_me:$LINENO: error: flex not found but required" >&5
echo "$as_me: error: flex not found but required" >&2;}
   { (exit 1); exit 1; }; }
else
  FLEX=flex

fi

echo "$as_me:$LINENO: checking " >&5
echo $ECHO_N "checking ... $ECHO_C" >&6
if test "${llvm_cv_has_bison+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  for ac_prog in 'bison -y' byacc
do
  # Extract the first word of "$ac_prog", so it can be a program name with args.
set dummy $ac_prog; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_prog_YACC+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  if test -n "$YACC"; then
  ac_cv_prog_YACC="$YACC" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_YACC="$ac_prog"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

fi
fi
YACC=$ac_cv_prog_YACC
if test -n "$YACC"; then
  echo "$as_me:$LINENO: result: $YACC" >&5
echo "${ECHO_T}$YACC" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

  test -n "$YACC" && break
done
test -n "$YACC" || YACC="yacc"

fi
echo "$as_me:$LINENO: result: $llvm_cv_has_bison" >&5
echo "${ECHO_T}$llvm_cv_has_bison" >&6
if test "$YACC" != "bison -y"; then
  { { echo "$as_me:$LINENO: error: bison not found but required" >&5
echo "$as_me: error: bison not found but required" >&2;}
   { (exit 1); exit 1; }; }
else
  BISON=bison

fi

echo "$as_me:$LINENO: checking for GNU make" >&5
echo $ECHO_N "checking for GNU make... $ECHO_C" >&6
if test "${llvm_cv_gnu_make_command+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  llvm_cv_gnu_make_command=''
 for a in "$MAKE" make gmake gnumake ; do
  if test -z "$a" ; then continue ; fi ;
  if  ( sh -c "$a --version" 2> /dev/null | grep GNU 2>&1 > /dev/null )
  then
   llvm_cv_gnu_make_command=$a ;
   break;
  fi
 done
fi
echo "$as_me:$LINENO: result: $llvm_cv_gnu_make_command" >&5
echo "${ECHO_T}$llvm_cv_gnu_make_command" >&6
 if test "x$llvm_cv_gnu_make_command" != "x"  ; then
   ifGNUmake='' ;
 else
   ifGNUmake='#' ;
   echo "$as_me:$LINENO: result: \"Not found\"" >&5
echo "${ECHO_T}\"Not found\"" >&6;
 fi


echo "$as_me:$LINENO: checking whether ln -s works" >&5
echo $ECHO_N "checking whether ln -s works... $ECHO_C" >&6
LN_S=$as_ln_s
if test "$LN_S" = "ln -s"; then
  echo "$as_me:$LINENO: result: yes" >&5
echo "${ECHO_T}yes" >&6
else
  echo "$as_me:$LINENO: result: no, using $LN_S" >&5
echo "${ECHO_T}no, using $LN_S" >&6
fi

# Extract the first word of "cmp", so it can be a program name with args.
set dummy cmp; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_CMP+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $CMP in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_CMP="$CMP" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_CMP="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_CMP" && ac_cv_path_CMP="cmp"
  ;;
esac
fi
CMP=$ac_cv_path_CMP

if test -n "$CMP"; then
  echo "$as_me:$LINENO: result: $CMP" >&5
echo "${ECHO_T}$CMP" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "cp", so it can be a program name with args.
set dummy cp; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_CP+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $CP in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_CP="$CP" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_CP="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_CP" && ac_cv_path_CP="cp"
  ;;
esac
fi
CP=$ac_cv_path_CP

if test -n "$CP"; then
  echo "$as_me:$LINENO: result: $CP" >&5
echo "${ECHO_T}$CP" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "date", so it can be a program name with args.
set dummy date; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_DATE+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $DATE in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_DATE="$DATE" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_DATE="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_DATE" && ac_cv_path_DATE="date"
  ;;
esac
fi
DATE=$ac_cv_path_DATE

if test -n "$DATE"; then
  echo "$as_me:$LINENO: result: $DATE" >&5
echo "${ECHO_T}$DATE" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "find", so it can be a program name with args.
set dummy find; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_FIND+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $FIND in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_FIND="$FIND" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_FIND="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_FIND" && ac_cv_path_FIND="find"
  ;;
esac
fi
FIND=$ac_cv_path_FIND

if test -n "$FIND"; then
  echo "$as_me:$LINENO: result: $FIND" >&5
echo "${ECHO_T}$FIND" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "grep", so it can be a program name with args.
set dummy grep; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_GREP+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $GREP in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_GREP="$GREP" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_GREP="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_GREP" && ac_cv_path_GREP="grep"
  ;;
esac
fi
GREP=$ac_cv_path_GREP

if test -n "$GREP"; then
  echo "$as_me:$LINENO: result: $GREP" >&5
echo "${ECHO_T}$GREP" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "llvm-gcc", so it can be a program name with args.
set dummy llvm-gcc; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_LLVMGCC+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $LLVMGCC in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_LLVMGCC="$LLVMGCC" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_LLVMGCC="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_LLVMGCC" && ac_cv_path_LLVMGCC="llvm-gcc"
  ;;
esac
fi
LLVMGCC=$ac_cv_path_LLVMGCC

if test -n "$LLVMGCC"; then
  echo "$as_me:$LINENO: result: $LLVMGCC" >&5
echo "${ECHO_T}$LLVMGCC" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "llvm-g++", so it can be a program name with args.
set dummy llvm-g++; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_LLVMGXX+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $LLVMGXX in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_LLVMGXX="$LLVMGXX" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_LLVMGXX="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_LLVMGXX" && ac_cv_path_LLVMGXX="llvm-g++"
  ;;
esac
fi
LLVMGXX=$ac_cv_path_LLVMGXX

if test -n "$LLVMGXX"; then
  echo "$as_me:$LINENO: result: $LLVMGXX" >&5
echo "${ECHO_T}$LLVMGXX" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "mkdir", so it can be a program name with args.
set dummy mkdir; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_MKDIR+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $MKDIR in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_MKDIR="$MKDIR" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_MKDIR="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_MKDIR" && ac_cv_path_MKDIR="mkdir"
  ;;
esac
fi
MKDIR=$ac_cv_path_MKDIR

if test -n "$MKDIR"; then
  echo "$as_me:$LINENO: result: $MKDIR" >&5
echo "${ECHO_T}$MKDIR" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "mv", so it can be a program name with args.
set dummy mv; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_MV+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $MV in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_MV="$MV" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_MV="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_MV" && ac_cv_path_MV="mv"
  ;;
esac
fi
MV=$ac_cv_path_MV

if test -n "$MV"; then
  echo "$as_me:$LINENO: result: $MV" >&5
echo "${ECHO_T}$MV" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "pax", so it can be a program name with args.
set dummy pax; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_PAX+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $PAX in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_PAX="$PAX" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_PAX="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_PAX" && ac_cv_path_PAX="pax"
  ;;
esac
fi
PAX=$ac_cv_path_PAX

if test -n "$PAX"; then
  echo "$as_me:$LINENO: result: $PAX" >&5
echo "${ECHO_T}$PAX" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

if test -n "$ac_tool_prefix"; then
  # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
set dummy ${ac_tool_prefix}ranlib; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_prog_RANLIB+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  if test -n "$RANLIB"; then
  ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

fi
fi
RANLIB=$ac_cv_prog_RANLIB
if test -n "$RANLIB"; then
  echo "$as_me:$LINENO: result: $RANLIB" >&5
echo "${ECHO_T}$RANLIB" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

fi
if test -z "$ac_cv_prog_RANLIB"; then
  ac_ct_RANLIB=$RANLIB
  # Extract the first word of "ranlib", so it can be a program name with args.
set dummy ranlib; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  if test -n "$ac_ct_RANLIB"; then
  ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_prog_ac_ct_RANLIB="ranlib"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_prog_ac_ct_RANLIB" && ac_cv_prog_ac_ct_RANLIB=":"
fi
fi
ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
if test -n "$ac_ct_RANLIB"; then
  echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5
echo "${ECHO_T}$ac_ct_RANLIB" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

  RANLIB=$ac_ct_RANLIB
else
  RANLIB="$ac_cv_prog_RANLIB"
fi

# Extract the first word of "rm", so it can be a program name with args.
set dummy rm; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_RM+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $RM in
  [\\/]* | ?:[\\/]*)
  ac_cv_path_RM="$RM" # Let the user override the test with a path.
  ;;
  *)
  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
do
  IFS=$as_save_IFS
  test -z "$as_dir" && as_dir=.
  for ac_exec_ext in '' $ac_executable_extensions; do
  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
    ac_cv_path_RM="$as_dir/$ac_word$ac_exec_ext"
    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
    break 2
  fi
done
done

  test -z "$ac_cv_path_RM" && ac_cv_path_RM="rm"
  ;;
esac
fi
RM=$ac_cv_path_RM

if test -n "$RM"; then
  echo "$as_me:$LINENO: result: $RM" >&5
echo "${ECHO_T}$RM" >&6
else
  echo "$as_me:$LINENO: result: no" >&5
echo "${ECHO_T}no" >&6
fi

# Extract the first word of "sed", so it can be a program name with args.
set dummy sed; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
if test "${ac_cv_path_SED+set}" = set; then
  echo $ECHO_N "(cached) $ECHO_C" >&6
else
  case $SED in