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repo: rxvt-unicode-sixel
action: commit
revision:
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revision_from: 395bd8461dfbd475bcfbd7486e1afad30ca2ec5d:
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git.thebackupbox.net

rxvt-unicode-sixel

git://git.thebackupbox.net/rxvt-unicode-sixel

commit 395bd8461dfbd475bcfbd7486e1afad30ca2ec5d
Author: Emanuele Giaquinta <emanuele.giaquinta@gmail.com>
Date:   Wed Jun 1 10:53:07 2011 +0000

    *** empty log message ***

diff --git a/configure b/configure

index 645d2473e18ff71d4b4b7ce594bfd92f6b13a4e1..

index ..85c70b2f3e202dc02773a42187475a4d6e5bade4 100755

--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.67.
+# Generated by GNU Autoconf 2.68.
 #
 #
 # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
@@ -89,6 +89,7 @@ fi
 IFS=" ""	$as_nl"

 # Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -214,11 +215,18 @@ IFS=$as_save_IFS
   # We cannot yet assume a decent shell, so we have to provide a
 	# neutralization value for shells without unset; and this also
 	# works around shells that cannot unset nonexistent variables.
+	# Preserve -v and -x to the replacement shell.
 	BASH_ENV=/dev/null
 	ENV=/dev/null
 	(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
 	export CONFIG_SHELL
-	exec "$CONFIG_SHELL" "$as_myself" ${1+"$@"}
+	case $- in # ((((
+	  *v*x* | *x*v* ) as_opts=-vx ;;
+	  *v* ) as_opts=-v ;;
+	  *x* ) as_opts=-x ;;
+	  * ) as_opts= ;;
+	esac
+	exec "$CONFIG_SHELL" $as_opts "$as_myself" ${1+"$@"}
 fi

     if test x$as_have_required = xno; then :
@@ -1144,7 +1152,7 @@ Try \`$0 --help' for more information"
     $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
       $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
+    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;

   esac
@@ -1487,7 +1495,7 @@ test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 configure
-generated by GNU Autoconf 2.67
+generated by GNU Autoconf 2.68

 Copyright (C) 2010 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
@@ -1533,7 +1541,7 @@ sed 's/^/| /' conftest.$ac_ext >&5

 	ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_c_try_compile
@@ -1571,7 +1579,7 @@ sed 's/^/| /' conftest.$ac_ext >&5

 	ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_cxx_try_compile
@@ -1608,7 +1616,7 @@ sed 's/^/| /' conftest.$ac_ext >&5

     ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_c_try_cpp
@@ -1621,10 +1629,10 @@ fi
 ac_fn_c_check_header_mongrel ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval "test \"\${$3+set}\"" = set; then :
+  if eval \${$3+:} false; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 fi
 eval ac_res=\$$3
@@ -1687,7 +1695,7 @@ $as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
 esac
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=\$ac_header_compiler"
@@ -1696,7 +1704,7 @@ eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno

 } # ac_fn_c_check_header_mongrel

@@ -1737,7 +1745,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
        ac_retval=$ac_status
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_c_try_run
@@ -1751,7 +1759,7 @@ ac_fn_c_check_header_compile ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -1769,7 +1777,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno

 } # ac_fn_c_check_header_compile

@@ -1814,7 +1822,7 @@ fi
   # interfere with the next link command; also delete a directory that is
   # left behind by Apple's compiler.  We do this before executing the actions.
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_c_try_link
@@ -1860,7 +1868,7 @@ fi
   # interfere with the next link command; also delete a directory that is
   # left behind by Apple's compiler.  We do this before executing the actions.
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_cxx_try_link
@@ -1897,7 +1905,7 @@ sed 's/^/| /' conftest.$ac_ext >&5

     ac_retval=1
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_cxx_try_cpp
@@ -1910,10 +1918,10 @@ fi
 ac_fn_cxx_check_header_mongrel ()
 {
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval "test \"\${$3+set}\"" = set; then :
+  if eval \${$3+:} false; then :
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 fi
 eval ac_res=\$$3
@@ -1976,7 +1984,7 @@ $as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
 esac
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=\$ac_header_compiler"
@@ -1985,7 +1993,7 @@ eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
 fi
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno

 } # ac_fn_cxx_check_header_mongrel

@@ -1997,7 +2005,7 @@ ac_fn_cxx_check_func ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -2052,7 +2060,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno

 } # ac_fn_cxx_check_func

@@ -2065,7 +2073,7 @@ ac_fn_cxx_check_type ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
 $as_echo_n "checking for $2... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=no"
@@ -2106,7 +2114,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno

 } # ac_fn_cxx_check_type

@@ -2119,7 +2127,7 @@ ac_fn_c_find_intX_t ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for int$2_t" >&5
 $as_echo_n "checking for int$2_t... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=no"
@@ -2180,7 +2188,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno

 } # ac_fn_c_find_intX_t

@@ -2193,7 +2201,7 @@ ac_fn_c_find_uintX_t ()
   as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for uint$2_t" >&5
 $as_echo_n "checking for uint$2_t... " >&6; }
-if eval "test \"\${$3+set}\"" = set; then :
+if eval \${$3+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   eval "$3=no"
@@ -2233,7 +2241,7 @@ fi
 eval ac_res=\$$3
 	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
 $as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno

 } # ac_fn_c_find_uintX_t

@@ -2274,7 +2282,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
        ac_retval=$ac_status
 fi
   rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
   as_fn_set_status $ac_retval

 } # ac_fn_cxx_try_run
@@ -2283,7 +2291,7 @@ This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.

 It was created by $as_me, which was
-generated by GNU Autoconf 2.67.  Invocation command line was
+generated by GNU Autoconf 2.68.  Invocation command line was

   $ $0 $@

@@ -2541,7 +2549,7 @@ $as_echo "$as_me: loading site script $ac_site_file" >&6;}
       || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
   fi
 done

@@ -2670,7 +2678,7 @@ $SHELL "$ac_aux_dir/config.sub" sun4 >/dev/null 2>&1 ||

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking build system type" >&5
 $as_echo_n "checking build system type... " >&6; }
-if test "${ac_cv_build+set}" = set; then :
+if ${ac_cv_build+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_build_alias=$build_alias
@@ -2686,7 +2694,7 @@ fi
 $as_echo "$ac_cv_build" >&6; }
 case $ac_cv_build in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5 ;;
+*) as_fn_error $? "invalid value of canonical build" "$LINENO" 5;;
 esac
 build=$ac_cv_build
 ac_save_IFS=$IFS; IFS='-'
@@ -2704,7 +2712,7 @@ case $build_os in *\ *) build_os=`echo "$build_os" | sed 's/ /-/g'`;; esac

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking host system type" >&5
 $as_echo_n "checking host system type... " >&6; }
-if test "${ac_cv_host+set}" = set; then :
+if ${ac_cv_host+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "x$host_alias" = x; then
@@ -2719,7 +2727,7 @@ fi
 $as_echo "$ac_cv_host" >&6; }
 case $ac_cv_host in
 *-*-*) ;;
-*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5 ;;
+*) as_fn_error $? "invalid value of canonical host" "$LINENO" 5;;
 esac
 host=$ac_cv_host
 ac_save_IFS=$IFS; IFS='-'
@@ -2755,7 +2763,7 @@ if test -n "$ac_tool_prefix"; then
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_CC+set}" = set; then :
+if ${ac_cv_prog_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2795,7 +2803,7 @@ if test -z "$ac_cv_prog_CC"; then
 set dummy gcc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
+if ${ac_cv_prog_ac_ct_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -2848,7 +2856,7 @@ if test -z "$CC"; then
 set dummy ${ac_tool_prefix}cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_CC+set}" = set; then :
+if ${ac_cv_prog_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2888,7 +2896,7 @@ if test -z "$CC"; then
 set dummy cc; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_CC+set}" = set; then :
+if ${ac_cv_prog_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2947,7 +2955,7 @@ if test -z "$CC"; then
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_CC+set}" = set; then :
+if ${ac_cv_prog_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
@@ -2991,7 +2999,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then :
+if ${ac_cv_prog_ac_ct_CC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
@@ -3046,7 +3054,7 @@ fi
 test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }

 # Provide some information about the compiler.
 $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
@@ -3161,7 +3169,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
 $as_echo "yes" >&6; }
@@ -3204,7 +3212,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest conftest$ac_cv_exeext
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
@@ -3263,7 +3271,7 @@ $as_echo "$ac_try_echo"; } >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot run C compiled programs.
 If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
     fi
   fi
 fi
@@ -3274,7 +3282,7 @@ rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
 ac_clean_files=$ac_clean_files_save
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
 $as_echo_n "checking for suffix of object files... " >&6; }
-if test "${ac_cv_objext+set}" = set; then :
+if ${ac_cv_objext+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3315,7 +3323,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
@@ -3325,7 +3333,7 @@ OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
 $as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if test "${ac_cv_c_compiler_gnu+set}" = set; then :
+if ${ac_cv_c_compiler_gnu+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3362,7 +3370,7 @@ ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
 $as_echo_n "checking whether $CC accepts -g... " >&6; }
-if test "${ac_cv_prog_cc_g+set}" = set; then :
+if ${ac_cv_prog_cc_g+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_save_c_werror_flag=$ac_c_werror_flag
@@ -3440,7 +3448,7 @@ else
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
 $as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if test "${ac_cv_prog_cc_c89+set}" = set; then :
+if ${ac_cv_prog_cc_c89+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_cv_prog_cc_c89=no
@@ -3551,7 +3559,7 @@ if test -z "$CXX"; then
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_CXX+set}" = set; then :
+if ${ac_cv_prog_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$CXX"; then
@@ -3595,7 +3603,7 @@ do
 set dummy $ac_prog; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_prog_ac_ct_CXX+set}" = set; then :
+if ${ac_cv_prog_ac_ct_CXX+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CXX"; then
@@ -3673,7 +3681,7 @@ done

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C++ compiler" >&5
 $as_echo_n "checking whether we are using the GNU C++ compiler... " >&6; }
-if test "${ac_cv_cxx_compiler_gnu+set}" = set; then :
+if ${ac_cv_cxx_compiler_gnu+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -3710,7 +3718,7 @@ ac_test_CXXFLAGS=${CXXFLAGS+set}
 ac_save_CXXFLAGS=$CXXFLAGS
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CXX accepts -g" >&5
 $as_echo_n "checking whether $CXX accepts -g... " >&6; }
-if test "${ac_cv_prog_cxx_g+set}" = set; then :
+if ${ac_cv_prog_cxx_g+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_save_cxx_werror_flag=$ac_cxx_werror_flag
@@ -3804,7 +3812,7 @@ if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-  if test "${ac_cv_prog_CPP+set}" = set; then :
+  if ${ac_cv_prog_CPP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
       # Double quotes because CPP needs to be expanded
@@ -3920,7 +3928,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi

 ac_ext=c
@@ -3946,7 +3954,7 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for a BSD-compatible install" >&5
 $as_echo_n "checking for a BSD-compatible install... " >&6; }
 if test -z "$INSTALL"; then
-if test "${ac_cv_path_install+set}" = set; then :
+if ${ac_cv_path_install+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -4027,7 +4035,7 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
 $as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if test "${ac_cv_path_GREP+set}" = set; then :
+if ${ac_cv_path_GREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test -z "$GREP"; then
@@ -4090,7 +4098,7 @@ $as_echo "$ac_cv_path_GREP" >&6; }

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
 $as_echo_n "checking for egrep... " >&6; }
-if test "${ac_cv_path_EGREP+set}" = set; then :
+if ${ac_cv_path_EGREP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
@@ -4157,7 +4165,7 @@ $as_echo "$ac_cv_path_EGREP" >&6; }

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
 $as_echo_n "checking for ANSI C header files... " >&6; }
-if test "${ac_cv_header_stdc+set}" = set; then :
+if ${ac_cv_header_stdc+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4286,7 +4294,7 @@ done


   ac_fn_c_check_header_mongrel "$LINENO" "minix/config.h" "ac_cv_header_minix_config_h" "$ac_includes_default"
-if test "x$ac_cv_header_minix_config_h" = x""yes; then :
+if test "x$ac_cv_header_minix_config_h" = xyes; then :
   MINIX=yes
 else
   MINIX=
@@ -4308,7 +4316,7 @@ $as_echo "#define _MINIX 1" >>confdefs.h

   { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether it is safe to define __EXTENSIONS__" >&5
 $as_echo_n "checking whether it is safe to define __EXTENSIONS__... " >&6; }
-if test "${ac_cv_safe_to_define___extensions__+set}" = set; then :
+if ${ac_cv_safe_to_define___extensions__+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -4349,7 +4357,7 @@ $as_echo "$ac_cv_safe_to_define___extensions__" >&6; }

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing strerror" >&5
 $as_echo_n "checking for library containing strerror... " >&6; }
-if test "${ac_cv_search_strerror+set}" = set; then :
+if ${ac_cv_search_strerror+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_func_search_save_LIBS=$LIBS
@@ -4383,11 +4391,11 @@ for ac_lib in '' cposix; do
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if test "${ac_cv_search_strerror+set}" = set; then :
+  if ${ac_cv_search_strerror+:} false; then :
   break
 fi
 done
-if test "${ac_cv_search_strerror+set}" = set; then :
+if ${ac_cv_search_strerror+:} false; then :

 else
   ac_cv_search_strerror=no
@@ -4485,7 +4493,7 @@ esac

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing setlocale" >&5
 $as_echo_n "checking for library containing setlocale... " >&6; }
-if test "${ac_cv_search_setlocale+set}" = set; then :
+if ${ac_cv_search_setlocale+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_func_search_save_LIBS=$LIBS
@@ -4519,11 +4527,11 @@ for ac_lib in '' xpg4; do
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if test "${ac_cv_search_setlocale+set}" = set; then :
+  if ${ac_cv_search_setlocale+:} false; then :
   break
 fi
 done
-if test "${ac_cv_search_setlocale+set}" = set; then :
+if ${ac_cv_search_setlocale+:} false; then :

 else
   ac_cv_search_setlocale=no
@@ -4542,7 +4550,7 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing gethostbyname" >&5
 $as_echo_n "checking for library containing gethostbyname... " >&6; }
-if test "${ac_cv_search_gethostbyname+set}" = set; then :
+if ${ac_cv_search_gethostbyname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_func_search_save_LIBS=$LIBS
@@ -4576,11 +4584,11 @@ for ac_lib in '' nsl; do
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if test "${ac_cv_search_gethostbyname+set}" = set; then :
+  if ${ac_cv_search_gethostbyname+:} false; then :
   break
 fi
 done
-if test "${ac_cv_search_gethostbyname+set}" = set; then :
+if ${ac_cv_search_gethostbyname+:} false; then :

 else
   ac_cv_search_gethostbyname=no
@@ -4598,7 +4606,7 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing socket" >&5
 $as_echo_n "checking for library containing socket... " >&6; }
-if test "${ac_cv_search_socket+set}" = set; then :
+if ${ac_cv_search_socket+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_func_search_save_LIBS=$LIBS
@@ -4632,11 +4640,11 @@ for ac_lib in '' socket; do
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if test "${ac_cv_search_socket+set}" = set; then :
+  if ${ac_cv_search_socket+:} false; then :
   break
 fi
 done
-if test "${ac_cv_search_socket+set}" = set; then :
+if ${ac_cv_search_socket+:} false; then :

 else
   ac_cv_search_socket=no
@@ -5142,7 +5150,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C++ preprocessor" >&5
 $as_echo_n "checking how to run the C++ preprocessor... " >&6; }
 if test -z "$CXXCPP"; then
-  if test "${ac_cv_prog_CXXCPP+set}" = set; then :
+  if ${ac_cv_prog_CXXCPP+:} false; then :
   $as_echo_n "(cached) " >&6
 else
       # Double quotes because CXXCPP needs to be expanded
@@ -5258,7 +5266,7 @@ else
   { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
 $as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
 as_fn_error $? "C++ preprocessor \"$CXXCPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5 ; }
+See \`config.log' for more details" "$LINENO" 5; }
 fi

 ac_ext=cpp
@@ -5298,7 +5306,7 @@ done
 for ac_func in clock_gettime
 do :
   ac_fn_cxx_check_func "$LINENO" "clock_gettime" "ac_cv_func_clock_gettime"
-if test "x$ac_cv_func_clock_gettime" = x""yes; then :
+if test "x$ac_cv_func_clock_gettime" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_CLOCK_GETTIME 1
 _ACEOF
@@ -5338,7 +5346,7 @@ rm -f core conftest.err conftest.$ac_objext \
    if test -z "$LIBEV_M4_AVOID_LIBRT" && test -z "$ac_have_clock_syscall"; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for clock_gettime in -lrt" >&5
 $as_echo_n "checking for clock_gettime in -lrt... " >&6; }
-if test "${ac_cv_lib_rt_clock_gettime+set}" = set; then :
+if ${ac_cv_lib_rt_clock_gettime+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -5372,7 +5380,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_clock_gettime" >&5
 $as_echo "$ac_cv_lib_rt_clock_gettime" >&6; }
-if test "x$ac_cv_lib_rt_clock_gettime" = x""yes; then :
+if test "x$ac_cv_lib_rt_clock_gettime" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBRT 1
 _ACEOF
@@ -5385,7 +5393,7 @@ fi
       for ac_func in clock_gettime
 do :
   ac_fn_cxx_check_func "$LINENO" "clock_gettime" "ac_cv_func_clock_gettime"
-if test "x$ac_cv_func_clock_gettime" = x""yes; then :
+if test "x$ac_cv_func_clock_gettime" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_CLOCK_GETTIME 1
 _ACEOF
@@ -5402,7 +5410,7 @@ done
 for ac_func in nanosleep
 do :
   ac_fn_cxx_check_func "$LINENO" "nanosleep" "ac_cv_func_nanosleep"
-if test "x$ac_cv_func_nanosleep" = x""yes; then :
+if test "x$ac_cv_func_nanosleep" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_NANOSLEEP 1
 _ACEOF
@@ -5412,7 +5420,7 @@ else
    if test -z "$LIBEV_M4_AVOID_LIBRT"; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for nanosleep in -lrt" >&5
 $as_echo_n "checking for nanosleep in -lrt... " >&6; }
-if test "${ac_cv_lib_rt_nanosleep+set}" = set; then :
+if ${ac_cv_lib_rt_nanosleep+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -5446,7 +5454,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_rt_nanosleep" >&5
 $as_echo "$ac_cv_lib_rt_nanosleep" >&6; }
-if test "x$ac_cv_lib_rt_nanosleep" = x""yes; then :
+if test "x$ac_cv_lib_rt_nanosleep" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBRT 1
 _ACEOF
@@ -5459,7 +5467,7 @@ fi
       for ac_func in nanosleep
 do :
   ac_fn_cxx_check_func "$LINENO" "nanosleep" "ac_cv_func_nanosleep"
-if test "x$ac_cv_func_nanosleep" = x""yes; then :
+if test "x$ac_cv_func_nanosleep" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_NANOSLEEP 1
 _ACEOF
@@ -5478,7 +5486,7 @@ if test -z "$LIBEV_M4_AVOID_LIBM"; then
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing floor" >&5
 $as_echo_n "checking for library containing floor... " >&6; }
-if test "${ac_cv_search_floor+set}" = set; then :
+if ${ac_cv_search_floor+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_func_search_save_LIBS=$LIBS
@@ -5512,11 +5520,11 @@ for ac_lib in '' $LIBM; do
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if test "${ac_cv_search_floor+set}" = set; then :
+  if ${ac_cv_search_floor+:} false; then :
   break
 fi
 done
-if test "${ac_cv_search_floor+set}" = set; then :
+if ${ac_cv_search_floor+:} false; then :

 else
   ac_cv_search_floor=no
@@ -5542,7 +5550,7 @@ fi
 set dummy tic; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_TIC+set}" = set; then :
+if ${ac_cv_path_TIC+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $TIC in
@@ -5595,8 +5603,8 @@ if test "x$with_x" = xno; then
   have_x=disabled
 else
   case $x_includes,$x_libraries in #(
-    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5 ;; #(
-    *,NONE | NONE,*) if test "${ac_cv_have_x+set}" = set; then :
+    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
+    *,NONE | NONE,*) if ${ac_cv_have_x+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   # One or both of the vars are not set, and there is no cached value.
@@ -5873,7 +5881,7 @@ if ac_fn_cxx_try_link "$LINENO"; then :
 else
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet" >&5
 $as_echo_n "checking for dnet_ntoa in -ldnet... " >&6; }
-if test "${ac_cv_lib_dnet_dnet_ntoa+set}" = set; then :
+if ${ac_cv_lib_dnet_dnet_ntoa+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -5907,14 +5915,14 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_dnet_ntoa" >&5
 $as_echo "$ac_cv_lib_dnet_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_dnet_ntoa" = x""yes; then :
+if test "x$ac_cv_lib_dnet_dnet_ntoa" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet"
 fi

     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dnet_ntoa in -ldnet_stub" >&5
 $as_echo_n "checking for dnet_ntoa in -ldnet_stub... " >&6; }
-if test "${ac_cv_lib_dnet_stub_dnet_ntoa+set}" = set; then :
+if ${ac_cv_lib_dnet_stub_dnet_ntoa+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -5948,7 +5956,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dnet_stub_dnet_ntoa" >&5
 $as_echo "$ac_cv_lib_dnet_stub_dnet_ntoa" >&6; }
-if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = x""yes; then :
+if test "x$ac_cv_lib_dnet_stub_dnet_ntoa" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -ldnet_stub"
 fi

@@ -5967,14 +5975,14 @@ rm -f core conftest.err conftest.$ac_objext \
     # The functions gethostbyname, getservbyname, and inet_addr are
     # in -lbsd on LynxOS 3.0.1/i386, according to Lars Hecking.
     ac_fn_cxx_check_func "$LINENO" "gethostbyname" "ac_cv_func_gethostbyname"
-if test "x$ac_cv_func_gethostbyname" = x""yes; then :
+if test "x$ac_cv_func_gethostbyname" = xyes; then :

 fi

     if test $ac_cv_func_gethostbyname = no; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lnsl" >&5
 $as_echo_n "checking for gethostbyname in -lnsl... " >&6; }
-if test "${ac_cv_lib_nsl_gethostbyname+set}" = set; then :
+if ${ac_cv_lib_nsl_gethostbyname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6008,14 +6016,14 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_nsl_gethostbyname" >&5
 $as_echo "$ac_cv_lib_nsl_gethostbyname" >&6; }
-if test "x$ac_cv_lib_nsl_gethostbyname" = x""yes; then :
+if test "x$ac_cv_lib_nsl_gethostbyname" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl"
 fi

       if test $ac_cv_lib_nsl_gethostbyname = no; then
 	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gethostbyname in -lbsd" >&5
 $as_echo_n "checking for gethostbyname in -lbsd... " >&6; }
-if test "${ac_cv_lib_bsd_gethostbyname+set}" = set; then :
+if ${ac_cv_lib_bsd_gethostbyname+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6049,7 +6057,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bsd_gethostbyname" >&5
 $as_echo "$ac_cv_lib_bsd_gethostbyname" >&6; }
-if test "x$ac_cv_lib_bsd_gethostbyname" = x""yes; then :
+if test "x$ac_cv_lib_bsd_gethostbyname" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lbsd"
 fi

@@ -6064,14 +6072,14 @@ fi
     # must be given before -lnsl if both are needed.  We assume that
     # if connect needs -lnsl, so does gethostbyname.
     ac_fn_cxx_check_func "$LINENO" "connect" "ac_cv_func_connect"
-if test "x$ac_cv_func_connect" = x""yes; then :
+if test "x$ac_cv_func_connect" = xyes; then :

 fi

     if test $ac_cv_func_connect = no; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for connect in -lsocket" >&5
 $as_echo_n "checking for connect in -lsocket... " >&6; }
-if test "${ac_cv_lib_socket_connect+set}" = set; then :
+if ${ac_cv_lib_socket_connect+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6105,7 +6113,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_socket_connect" >&5
 $as_echo "$ac_cv_lib_socket_connect" >&6; }
-if test "x$ac_cv_lib_socket_connect" = x""yes; then :
+if test "x$ac_cv_lib_socket_connect" = xyes; then :
   X_EXTRA_LIBS="-lsocket $X_EXTRA_LIBS"
 fi

@@ -6113,14 +6121,14 @@ fi

     # Guillermo Gomez says -lposix is necessary on A/UX.
     ac_fn_cxx_check_func "$LINENO" "remove" "ac_cv_func_remove"
-if test "x$ac_cv_func_remove" = x""yes; then :
+if test "x$ac_cv_func_remove" = xyes; then :

 fi

     if test $ac_cv_func_remove = no; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for remove in -lposix" >&5
 $as_echo_n "checking for remove in -lposix... " >&6; }
-if test "${ac_cv_lib_posix_remove+set}" = set; then :
+if ${ac_cv_lib_posix_remove+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6154,7 +6162,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_posix_remove" >&5
 $as_echo "$ac_cv_lib_posix_remove" >&6; }
-if test "x$ac_cv_lib_posix_remove" = x""yes; then :
+if test "x$ac_cv_lib_posix_remove" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lposix"
 fi

@@ -6162,14 +6170,14 @@ fi

     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     ac_fn_cxx_check_func "$LINENO" "shmat" "ac_cv_func_shmat"
-if test "x$ac_cv_func_shmat" = x""yes; then :
+if test "x$ac_cv_func_shmat" = xyes; then :

 fi

     if test $ac_cv_func_shmat = no; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shmat in -lipc" >&5
 $as_echo_n "checking for shmat in -lipc... " >&6; }
-if test "${ac_cv_lib_ipc_shmat+set}" = set; then :
+if ${ac_cv_lib_ipc_shmat+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6203,7 +6211,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ipc_shmat" >&5
 $as_echo "$ac_cv_lib_ipc_shmat" >&6; }
-if test "x$ac_cv_lib_ipc_shmat" = x""yes; then :
+if test "x$ac_cv_lib_ipc_shmat" = xyes; then :
   X_EXTRA_LIBS="$X_EXTRA_LIBS -lipc"
 fi

@@ -6221,7 +6229,7 @@ fi
   # John Interrante, Karl Berry
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for IceConnectionNumber in -lICE" >&5
 $as_echo_n "checking for IceConnectionNumber in -lICE... " >&6; }
-if test "${ac_cv_lib_ICE_IceConnectionNumber+set}" = set; then :
+if ${ac_cv_lib_ICE_IceConnectionNumber+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -6255,7 +6263,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ICE_IceConnectionNumber" >&5
 $as_echo "$ac_cv_lib_ICE_IceConnectionNumber" >&6; }
-if test "x$ac_cv_lib_ICE_IceConnectionNumber" = x""yes; then :
+if test "x$ac_cv_lib_ICE_IceConnectionNumber" = xyes; then :
   X_PRE_LIBS="$X_PRE_LIBS -lSM -lICE"
 fi

@@ -6275,7 +6283,7 @@ if test x$support_pixbuf = xyes; then
 set dummy pkg-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_PKG_CONFIG+set}" = set; then :
+if ${ac_cv_path_PKG_CONFIG+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $PKG_CONFIG in
@@ -6352,7 +6360,7 @@ if test x$support_afterimage = xyes; then
 set dummy afterimage-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_afterimage_config+set}" = set; then :
+if ${ac_cv_path_afterimage_config+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $afterimage_config in
@@ -6452,7 +6460,7 @@ done

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XLIB_ILLEGAL_ACCESS" >&5
 $as_echo_n "checking for XLIB_ILLEGAL_ACCESS... " >&6; }
-if test "${rxvt_cv_xlib_illegal_access+set}" = set; then :
+if ${rxvt_cv_xlib_illegal_access+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6489,7 +6497,7 @@ $as_echo "#define XLIB_ILLEGAL_ACCESS 1" >>confdefs.h
 fi

 ac_fn_cxx_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default"
-if test "x$ac_cv_type_mode_t" = x""yes; then :
+if test "x$ac_cv_type_mode_t" = xyes; then :

 else

@@ -6500,7 +6508,7 @@ _ACEOF
 fi

 ac_fn_cxx_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default"
-if test "x$ac_cv_type_pid_t" = x""yes; then :
+if test "x$ac_cv_type_pid_t" = xyes; then :

 else

@@ -6512,7 +6520,7 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5
 $as_echo_n "checking for uid_t in sys/types.h... " >&6; }
-if test "${ac_cv_type_uid_t+set}" = set; then :
+if ${ac_cv_type_uid_t+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -6592,7 +6600,7 @@ _ACEOF
 for ac_func in unsetenv
 do :
   ac_fn_cxx_check_func "$LINENO" "unsetenv" "ac_cv_func_unsetenv"
-if test "x$ac_cv_func_unsetenv" = x""yes; then :
+if test "x$ac_cv_func_unsetenv" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_UNSETENV 1
 _ACEOF
@@ -6666,7 +6674,7 @@ done
 for ac_header in lastlog.h
 do :
   ac_fn_cxx_check_header_mongrel "$LINENO" "lastlog.h" "ac_cv_header_lastlog_h" "$ac_includes_default"
-if test "x$ac_cv_header_lastlog_h" = x""yes; then :
+if test "x$ac_cv_header_lastlog_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LASTLOG_H 1
 _ACEOF
@@ -6680,107 +6688,106 @@ done
 for ac_header in utmp.h
 do :
   ac_fn_cxx_check_header_mongrel "$LINENO" "utmp.h" "ac_cv_header_utmp_h" "$ac_includes_default"
-if test "x$ac_cv_header_utmp_h" = x""yes; then :
+if test "x$ac_cv_header_utmp_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_UTMP_H 1
 _ACEOF
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct utmp" >&5
-$as_echo_n "checking for struct utmp... " >&6; }
-if test "${pt_cv_struct_utmp+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+ ac_fn_cxx_check_type "$LINENO" "struct utmp" "ac_cv_type_struct_utmp" "
 #include <sys/types.h>
 #include <utmp.h>
-int
-main ()
-{
-struct utmp ut;
-  ;
-  return 0;
-}
+
+"
+if test "x$ac_cv_type_struct_utmp" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_UTMP 1
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_utmp=yes
-else
-  pt_cv_struct_utmp=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_utmp" >&5
-$as_echo "$pt_cv_struct_utmp" >&6; }
-if test x$pt_cv_struct_utmp = xyes; then

-$as_echo "#define HAVE_STRUCT_UTMP 1" >>confdefs.h

 fi


-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ut_host in utmp struct" >&5
-$as_echo_n "checking for ut_host in utmp struct... " >&6; }
-if test "${pt_cv_struct_utmp_host+set}" = set; then :
+
+# ac_fn_cxx_check_member LINENO AGGR MEMBER VAR INCLUDES
+# ------------------------------------------------------
+# Tries to find if the field MEMBER exists in type AGGR, after including
+# INCLUDES, setting cache variable VAR accordingly.
+ac_fn_cxx_check_member ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2.$3" >&5
+$as_echo_n "checking for $2.$3... " >&6; }
+if eval \${$4+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <sys/types.h>
-#include <utmp.h>
+$5
 int
 main ()
 {
-struct utmp ut; ut.ut_host;
+static $2 ac_aggr;
+if (ac_aggr.$3)
+return 0;
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_utmp_host=yes
-else
-  pt_cv_struct_utmp_host=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_utmp_host" >&5
-$as_echo "$pt_cv_struct_utmp_host" >&6; }
-if test x$pt_cv_struct_utmp_host = xyes; then
-
-$as_echo "#define HAVE_UTMP_HOST 1" >>confdefs.h
-
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ut_pid in utmp struct" >&5
-$as_echo_n "checking for ut_pid in utmp struct... " >&6; }
-if test "${pt_cv_struct_utmp_pid+set}" = set; then :
-  $as_echo_n "(cached) " >&6
+  eval "$4=yes"
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-#include <sys/types.h>
-#include <utmp.h>
+$5
 int
 main ()
 {
-struct utmp ut; ut.ut_pid;
+static $2 ac_aggr;
+if (sizeof ac_aggr.$3)
+return 0;
   ;
   return 0;
 }
 _ACEOF
 if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_utmp_pid=yes
+  eval "$4=yes"
 else
-  pt_cv_struct_utmp_pid=no
+  eval "$4=no"
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_utmp_pid" >&5
-$as_echo "$pt_cv_struct_utmp_pid" >&6; }
-if test x$pt_cv_struct_utmp_pid = xyes; then
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$4
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_cxx_check_member
+ac_fn_cxx_check_member "$LINENO" "struct utmp" "ut_host" "ac_cv_member_struct_utmp_ut_host" "
+#include <sys/types.h>
+#include <utmp.h>
+
+"
+if test "x$ac_cv_member_struct_utmp_ut_host" = xyes; then :
+
+$as_echo "#define HAVE_UTMP_HOST 1" >>confdefs.h
+
+fi
+
+
+ac_fn_cxx_check_member "$LINENO" "struct utmp" "ut_pid" "ac_cv_member_struct_utmp_ut_pid" "
+#include <sys/types.h>
+#include <utmp.h>
+
+"
+if test "x$ac_cv_member_struct_utmp_ut_pid" = xyes; then :

 $as_echo "#define HAVE_UTMP_PID 1" >>confdefs.h

 fi

+
 fi

 done
@@ -6789,221 +6796,127 @@ done
 for ac_header in utmpx.h
 do :
   ac_fn_cxx_check_header_mongrel "$LINENO" "utmpx.h" "ac_cv_header_utmpx_h" "$ac_includes_default"
-if test "x$ac_cv_header_utmpx_h" = x""yes; then :
+if test "x$ac_cv_header_utmpx_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_UTMPX_H 1
 _ACEOF
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct utmpx" >&5
-$as_echo_n "checking for struct utmpx... " >&6; }
-if test "${pt_cv_struct_utmpx+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+ ac_fn_cxx_check_type "$LINENO" "struct utmpx" "ac_cv_type_struct_utmpx" "
 #include <sys/types.h>
 #include <utmpx.h>
-int
-main ()
-{
-struct utmpx ut;
-  ;
-  return 0;
-}
+
+"
+if test "x$ac_cv_type_struct_utmpx" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_UTMPX 1
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_utmpx=yes
-else
-  pt_cv_struct_utmpx=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_utmpx" >&5
-$as_echo "$pt_cv_struct_utmpx" >&6; }
-if test x$pt_cv_struct_utmpx = xyes; then

-$as_echo "#define HAVE_STRUCT_UTMPX 1" >>confdefs.h

 fi


-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for host in utmpx struct" >&5
-$as_echo_n "checking for host in utmpx struct... " >&6; }
-if test "${pt_cv_struct_utmpx_host+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+ac_fn_cxx_check_member "$LINENO" "struct utmpx" "ut_host" "ac_cv_member_struct_utmpx_ut_host" "
 #include <sys/types.h>
 #include <utmpx.h>
-int
-main ()
-{
-struct utmpx utx; utx.ut_host;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_utmpx_host=yes
-else
-  pt_cv_struct_utmpx_host=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_utmpx_host" >&5
-$as_echo "$pt_cv_struct_utmpx_host" >&6; }
-if test x$pt_cv_struct_utmpx_host = xyes; then
+
+"
+if test "x$ac_cv_member_struct_utmpx_ut_host" = xyes; then :

 $as_echo "#define HAVE_UTMPX_HOST 1" >>confdefs.h

 fi

-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for session in utmpx struct" >&5
-$as_echo_n "checking for session in utmpx struct... " >&6; }
-if test "${pt_cv_struct_utmpx_session+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+
+ac_fn_cxx_check_member "$LINENO" "struct utmpx" "ut_session" "ac_cv_member_struct_utmpx_ut_session" "
 #include <sys/types.h>
 #include <utmpx.h>
-int
-main ()
-{
-struct utmpx utx; utx.ut_session;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_utmpx_session=yes
-else
-  pt_cv_struct_utmpx_session=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_utmpx_session" >&5
-$as_echo "$pt_cv_struct_utmpx_session" >&6; }
-if test x$pt_cv_struct_utmpx_session = xyes; then
+
+"
+if test "x$ac_cv_member_struct_utmpx_ut_session" = xyes; then :

 $as_echo "#define HAVE_UTMPX_SESSION 1" >>confdefs.h

 fi

+
 fi

 done

-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct lastlog" >&5
-$as_echo_n "checking for struct lastlog... " >&6; }
-if test "${pt_cv_struct_lastlog+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+ac_fn_cxx_check_type "$LINENO" "struct lastlog" "ac_cv_type_struct_lastlog" "
 #include <sys/types.h>
 #include <utmp.h>
 #ifdef HAVE_LASTLOG_H
 #include <lastlog.h>
 #endif

-int
-main ()
-{
-struct lastlog ll;
-  ;
-  return 0;
-}
+"
+if test "x$ac_cv_type_struct_lastlog" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_LASTLOG 1
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_lastlog=yes
-else
-  pt_cv_struct_lastlog=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_lastlog" >&5
-$as_echo "$pt_cv_struct_lastlog" >&6; }
-if test x$pt_cv_struct_lastlog = xyes; then

-$as_echo "#define HAVE_STRUCT_LASTLOG 1" >>confdefs.h

 fi

-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct lastlogx" >&5
-$as_echo_n "checking for struct lastlogx... " >&6; }
-if test "${pt_cv_struct_lastlogx+set}" = set; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
+
+ac_fn_cxx_check_type "$LINENO" "struct lastlogx" "ac_cv_type_struct_lastlogx" "
 #include <sys/types.h>
 #include <utmpx.h>
 #ifdef HAVE_LASTLOG_H
 #include <lastlog.h>
 #endif

-int
-main ()
-{
-struct lastlogx ll;
-  ;
-  return 0;
-}
+"
+if test "x$ac_cv_type_struct_lastlogx" = xyes; then :
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_STRUCT_LASTLOGX 1
 _ACEOF
-if ac_fn_cxx_try_compile "$LINENO"; then :
-  pt_cv_struct_lastlogx=yes
-else
-  pt_cv_struct_lastlogx=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $pt_cv_struct_lastlogx" >&5
-$as_echo "$pt_cv_struct_lastlogx" >&6; }
-if test x$pt_cv_struct_lastlogx = xyes; then

-$as_echo "#define HAVE_STRUCT_LASTLOGX 1" >>confdefs.h

 fi


+
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking where utmp is located" >&5
 $as_echo_n "checking where utmp is located... " >&6; }
-if test "${pt_cv_path_utmp+set}" = set; then :
+if ${pt_cv_path_utmp+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define UTMP_FILE in config.h manually" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define UTMP_FILE in config.h manually" >&5
 $as_echo "$as_me: WARNING: Define UTMP_FILE in config.h manually" >&2;}
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/stat.h>
+
 #include <sys/types.h>
 #include <utmp.h>
-#include <errno.h>
+
 int main()
 {
-    char **u, *utmplist[] = {
-    "/var/run/utmp", "/var/adm/utmp", "/etc/utmp", "/usr/etc/utmp", "/usr/adm/utmp", NULL };
-    FILE *a, *f=fopen("conftestval", "w");
-    if (!f) exit(1);
+    char **path, *list[] = { "/var/run/utmp", "/var/adm/utmp", "/etc/utmp", "/usr/etc/utmp", "/usr/adm/utmp", NULL };
+    FILE *f = fopen("conftestval", "w");
+    if (!f) return 1;
 #ifdef UTMP_FILE
     fprintf(f, "%s\n", UTMP_FILE);
-    exit(0);
-#endif
-#ifdef _PATH_UTMP
+#elif defined(_PATH_UTMP)
     fprintf(f, "%s\n", _PATH_UTMP);
-    exit(0);
-#endif
-    for (u = utmplist; *u; u++) {
-	if ((a = fopen(*u, "r")) != NULL || errno == EACCES) {
-	    fprintf(f, "%s\n", *u);
-	    exit(0);
-	}
+#else
+    for (path = list; *path; path++) {
+        struct stat st;
+        if (stat(*path, &st) == 0) {
+            fprintf(f, "%s\n", *path);
+            break;
+        }
     }
-    exit(0);
+#endif
+    return fclose(f) != 0;
 }
 _ACEOF
 if ac_fn_cxx_try_run "$LINENO"; then :
@@ -7029,43 +6942,43 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking where wtmp is located" >&5
 $as_echo_n "checking where wtmp is located... " >&6; }
-if test "${pt_cv_path_wtmp+set}" = set; then :
+if ${pt_cv_path_wtmp+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define WTMP_FILE in config.h manually" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define WTMP_FILE in config.h manually" >&5
 $as_echo "$as_me: WARNING: Define WTMP_FILE in config.h manually" >&2;}
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/stat.h>
+
 #include <sys/types.h>
 #ifdef HAVE_UTMP_H
 #include <utmp.h>
 #endif
-#include <errno.h>
+
 int main()
 {
-    char **w, *wtmplist[] = {
-    "/var/log/wtmp", "/var/adm/wtmp", "/etc/wtmp", "/usr/etc/wtmp", "/usr/adm/wtmp", NULL };
-    FILE *a, *f=fopen("conftestval", "w");
-    if (!f) exit(1);
+    char **path, *list[] = { "/var/log/wtmp", "/var/adm/wtmp", "/etc/wtmp", "/usr/etc/wtmp", "/usr/adm/wtmp", NULL };
+    FILE *f = fopen("conftestval", "w");
+    if (!f) return 1;
 #ifdef WTMP_FILE
     fprintf(f, "%s\n", WTMP_FILE);
-    exit(0);
-#endif
-#ifdef _PATH_WTMP
+#elif defined(_PATH_WTMP)
     fprintf(f, "%s\n", _PATH_WTMP);
-    exit(0);
-#endif
-    for (w = wtmplist; *w; w++) {
-	if ((a = fopen(*w, "r")) != NULL || errno == EACCES) {
-	    fprintf(f, "%s\n", *w);
-	    exit(0);
-	}
+#else
+    for (path = list; *path; path++) {
+        struct stat st;
+        if (stat(*path, &st) == 0) {
+            fprintf(f, "%s\n", *path);
+            break;
+        }
     }
-    exit(0);
+#endif
+    return fclose(f) != 0;
 }
 _ACEOF
 if ac_fn_cxx_try_run "$LINENO"; then :
@@ -7090,42 +7003,42 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking where wtmpx is located" >&5
 $as_echo_n "checking where wtmpx is located... " >&6; }
-if test "${pt_cv_path_wtmpx+set}" = set; then :
+if ${pt_cv_path_wtmpx+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define WTMPX_FILE in config.h manually" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define WTMPX_FILE in config.h manually" >&5
 $as_echo "$as_me: WARNING: Define WTMPX_FILE in config.h manually" >&2;}
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/stat.h>
+
 #ifdef HAVE_UTMPX_H
 #include <utmpx.h>
 #endif
-#include <errno.h>
+
 int main()
 {
-    char **w, *wtmplist[] = {
-    "/var/log/wtmpx", "/var/adm/wtmpx", NULL };
-    FILE *a, *f=fopen("conftestval", "w");
-    if (!f) exit(1);
+    char **path, *list[] = { "/var/log/wtmpx", "/var/adm/wtmpx", NULL };
+    FILE *f = fopen("conftestval", "w");
+    if (!f) return 1;
 #ifdef WTMPX_FILE
     fprintf(f, "%s\n", WTMPX_FILE);
-    exit(0);
-#endif
-#ifdef _PATH_WTMPX
+#elif defined(_PATH_WTMPX)
     fprintf(f, "%s\n", _PATH_WTMPX);
-    exit(0);
-#endif
-    for (w = wtmplist; *w; w++) {
-	if ((a = fopen(*w, "r")) != NULL || errno == EACCES) {
-	    fprintf(f, "%s\n", *w);
-	    exit(0);
-	}
+#else
+    for (path = list; *path; path++) {
+        struct stat st;
+        if (stat(*path, &st) == 0) {
+            fprintf(f, "%s\n", *path);
+            break;
+        }
     }
-    exit(0);
+#endif
+    return fclose(f) != 0;
 }
 _ACEOF
 if ac_fn_cxx_try_run "$LINENO"; then :
@@ -7150,47 +7063,46 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking where lastlog is located" >&5
 $as_echo_n "checking where lastlog is located... " >&6; }
-if test "${pt_cv_path_lastlog+set}" = set; then :
+if ${pt_cv_path_lastlog+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define LASTLOG_FILE in config.h manually" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define LASTLOG_FILE in config.h manually" >&5
 $as_echo "$as_me: WARNING: Define LASTLOG_FILE in config.h manually" >&2;}
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/stat.h>
+
 #include <sys/types.h>
-#ifdef HAVE_UTMPX_H
-#include <utmpx.h>
-#elif defined(HAVE_UTMP_H)
+#ifdef HAVE_UTMP_H
 #include <utmp.h>
 #endif
 #ifdef HAVE_LASTLOG_H
 #include <lastlog.h>
 #endif
-#include <errno.h>
+
 int main()
 {
-    char **w, *lastloglist[] = { "/var/log/lastlog", NULL };
-    FILE *a, *f=fopen("conftestval", "w");
-    if (!f) exit(1);
+    char **path, *list[] = { "/var/log/lastlog", NULL };
+    FILE *f = fopen("conftestval", "w");
+    if (!f) return 1;
 #ifdef LASTLOG_FILE
     fprintf(f, "%s\n", LASTLOG_FILE);
-    exit(0);
-#endif
-#ifdef _PATH_LASTLOG
+#elif defined(_PATH_LASTLOG)
     fprintf(f, "%s\n", _PATH_LASTLOG);
-    exit(0);
-#endif
-    for (w = lastloglist; *w; w++) {
-	if ((a = fopen(*w, "r")) != NULL || errno == EACCES) {
-	    fprintf(f, "%s\n", *w);
-	    exit(0);
-	}
+#else
+    for (path = list; *path; path++) {
+        struct stat st;
+        if (stat(*path, &st) == 0) {
+            fprintf(f, "%s\n", *path);
+            break;
+        }
     }
-    exit(0);
+#endif
+    return fclose(f) != 0;
 }
 _ACEOF
 if ac_fn_cxx_try_run "$LINENO"; then :
@@ -7215,41 +7127,42 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking where lastlogx is located" >&5
 $as_echo_n "checking where lastlogx is located... " >&6; }
-if test "${pt_cv_path_lastlogx+set}" = set; then :
+if ${pt_cv_path_lastlogx+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define LASTLOGX_FILE in config.h manually" >&5
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Define LASTLOGX_FILE in config.h manually" >&5
 $as_echo "$as_me: WARNING: Define LASTLOGX_FILE in config.h manually" >&2;}
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdio.h>
 #include <stdlib.h>
+#include <sys/stat.h>
+
 #ifdef HAVE_UTMPX_H
 #include <utmpx.h>
 #endif
-#include <errno.h>
+
 int main()
 {
-    char **w, *wtmplist[] = { "/var/log/lastlogx", "/var/adm/lastlogx", NULL };
-    FILE *a, *f=fopen("conftestval", "w");
-    if (!f) exit(1);
+    char **path, *list[] = { "/var/log/lastlogx", "/var/adm/lastlogx", NULL };
+    FILE *f = fopen("conftestval", "w");
+    if (!f) return 1;
 #ifdef LASTLOGX_FILE
     fprintf(f, "%s\n", LASTLOGX_FILE);
-    exit(0);
-#endif
-#ifdef _PATH_LASTLOGX
+#elif defined(_PATH_LASTLOGX)
     fprintf(f, "%s\n", _PATH_LASTLOGX);
-    exit(0);
-#endif
-    for (w = wtmplist; *w; w++) {
-	if ((a = fopen(*w, "r")) != NULL || errno == EACCES) {
-	    fprintf(f, "%s\n", *w);
-	    exit(0);
-	}
+#else
+    for (path = list; *path; path++) {
+        struct stat st;
+        if (stat(*path, &st) == 0) {
+            fprintf(f, "%s\n", *path);
+            break;
+        }
     }
-    exit(0);
+#endif
+    return fclose(f) != 0;
 }
 _ACEOF
 if ac_fn_cxx_try_run "$LINENO"; then :
@@ -7282,7 +7195,7 @@ LIBS="$LIBS $X_LIBS $X_EXTRA_LIBS -lX11"
 if test x$support_xim = xyes; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working Xlocale" >&5
 $as_echo_n "checking for working Xlocale... " >&6; }
-if test "${rxvt_cv_func_xlocale+set}" = set; then :
+if ${rxvt_cv_func_xlocale+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -7320,7 +7233,7 @@ $as_echo "#define USE_XIM 1" >>confdefs.h

     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken XIM callback" >&5
 $as_echo_n "checking for broken XIM callback... " >&6; }
-if test "${rxvt_cv_broken_ximcb+set}" = set; then :
+if ${rxvt_cv_broken_ximcb+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7356,7 +7269,7 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working X setlocale" >&5
 $as_echo_n "checking for working X setlocale... " >&6; }
-if test "${rxvt_cv_func_xsetlocale+set}" = set; then :
+if ${rxvt_cv_func_xsetlocale+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7391,7 +7304,7 @@ CFLAGS=$save_CFLAGS

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working plain setlocale" >&5
 $as_echo_n "checking for working plain setlocale... " >&6; }
-if test "${rxvt_cv_func_setlocale+set}" = set; then :
+if ${rxvt_cv_func_setlocale+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7423,7 +7336,7 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for working nl_langinfo" >&5
 $as_echo_n "checking for working nl_langinfo... " >&6; }
-if test "${rxvt_cv_func_nl_langinfo+set}" = set; then :
+if ${rxvt_cv_func_nl_langinfo+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7456,7 +7369,7 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for unix-compliant filehandle passing ability" >&5
 $as_echo_n "checking for unix-compliant filehandle passing ability... " >&6; }
-if test "${pt_cv_can_pass_fds+set}" = set; then :
+if ${pt_cv_can_pass_fds+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -7638,7 +7551,7 @@ fi
 if test -z "$unix98_pty"; then
   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for library containing openpty" >&5
 $as_echo_n "checking for library containing openpty... " >&6; }
-if test "${ac_cv_search_openpty+set}" = set; then :
+if ${ac_cv_search_openpty+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_func_search_save_LIBS=$LIBS
@@ -7672,11 +7585,11 @@ for ac_lib in '' util; do
 fi
 rm -f core conftest.err conftest.$ac_objext \
     conftest$ac_exeext
-  if test "${ac_cv_search_openpty+set}" = set; then :
+  if ${ac_cv_search_openpty+:} false; then :
   break
 fi
 done
-if test "${ac_cv_search_openpty+set}" = set; then :
+if ${ac_cv_search_openpty+:} false; then :

 else
   ac_cv_search_openpty=no
@@ -7700,7 +7613,7 @@ fi

 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tty group" >&5
 $as_echo_n "checking for tty group... " >&6; }
-if test "${pt_cv_tty_group+set}" = set; then :
+if ${pt_cv_tty_group+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   if test "$cross_compiling" = yes; then :
@@ -7754,7 +7667,7 @@ if test x$support_xft = xyes || test x$support_inheritpixmap = xyes; then
 set dummy pkg-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_PKG_CONFIG+set}" = set; then :
+if ${ac_cv_path_PKG_CONFIG+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $PKG_CONFIG in
@@ -7799,7 +7712,7 @@ fi
     save_LIBS="$LIBS"
     LIBS="$LIBS $X_LIBS"
     ac_fn_cxx_check_header_mongrel "$LINENO" "X11/extensions/Xrender.h" "ac_cv_header_X11_extensions_Xrender_h" "$ac_includes_default"
-if test "x$ac_cv_header_X11_extensions_Xrender_h" = x""yes; then :
+if test "x$ac_cv_header_X11_extensions_Xrender_h" = xyes; then :

 else
   rxvt_have_xrender=no
@@ -7807,7 +7720,7 @@ fi


     ac_fn_cxx_check_func "$LINENO" "XRenderFindStandardFormat" "ac_cv_func_XRenderFindStandardFormat"
-if test "x$ac_cv_func_XRenderFindStandardFormat" = x""yes; then :
+if test "x$ac_cv_func_XRenderFindStandardFormat" = xyes; then :

 else
   rxvt_have_xrender=no
@@ -7822,7 +7735,7 @@ if test x$support_xft = xyes && test x$rxvt_have_xrender = xyes; then
 set dummy pkg-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_PKG_CONFIG+set}" = set; then :
+if ${ac_cv_path_PKG_CONFIG+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $PKG_CONFIG in
@@ -7867,7 +7780,7 @@ fi
 set dummy xft-config; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_XFT_CONFIG+set}" = set; then :
+if ${ac_cv_path_XFT_CONFIG+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $XFT_CONFIG in
@@ -7920,7 +7833,7 @@ fi
   for ac_header in X11/Xft/Xft.h
 do :
   ac_fn_cxx_check_header_mongrel "$LINENO" "X11/Xft/Xft.h" "ac_cv_header_X11_Xft_Xft_h" "$ac_includes_default"
-if test "x$ac_cv_header_X11_Xft_Xft_h" = x""yes; then :
+if test "x$ac_cv_header_X11_Xft_Xft_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_X11_XFT_XFT_H 1
 _ACEOF
@@ -7933,7 +7846,7 @@ done

   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XftDrawString32 in -lXft" >&5
 $as_echo_n "checking for XftDrawString32 in -lXft... " >&6; }
-if test "${ac_cv_lib_Xft_XftDrawString32+set}" = set; then :
+if ${ac_cv_lib_Xft_XftDrawString32+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -7967,7 +7880,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xft_XftDrawString32" >&5
 $as_echo "$ac_cv_lib_Xft_XftDrawString32" >&6; }
-if test "x$ac_cv_lib_Xft_XftDrawString32" = x""yes; then :
+if test "x$ac_cv_lib_Xft_XftDrawString32" = xyes; then :
   :
 else
   support_xft=no
@@ -7976,7 +7889,7 @@ fi
   for ac_header in fontconfig/fontconfig.h
 do :
   ac_fn_cxx_check_header_mongrel "$LINENO" "fontconfig/fontconfig.h" "ac_cv_header_fontconfig_fontconfig_h" "$ac_includes_default"
-if test "x$ac_cv_header_fontconfig_fontconfig_h" = x""yes; then :
+if test "x$ac_cv_header_fontconfig_fontconfig_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_FONTCONFIG_FONTCONFIG_H 1
 _ACEOF
@@ -7989,7 +7902,7 @@ done

   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for FcPatternGet in -lfontconfig" >&5
 $as_echo_n "checking for FcPatternGet in -lfontconfig... " >&6; }
-if test "${ac_cv_lib_fontconfig_FcPatternGet+set}" = set; then :
+if ${ac_cv_lib_fontconfig_FcPatternGet+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
@@ -8023,7 +7936,7 @@ LIBS=$ac_check_lib_save_LIBS
 fi
 { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_fontconfig_FcPatternGet" >&5
 $as_echo "$ac_cv_lib_fontconfig_FcPatternGet" >&6; }
-if test "x$ac_cv_lib_fontconfig_FcPatternGet" = x""yes; then :
+if test "x$ac_cv_lib_fontconfig_FcPatternGet" = xyes; then :
   :
 else
   support_xft=no
@@ -8172,7 +8085,7 @@ if test x$support_perl = xyes; then
 set dummy perl5; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_PERL+set}" = set; then :
+if ${ac_cv_path_PERL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $PERL in
@@ -8212,7 +8125,7 @@ fi
 set dummy perl; ac_word=$2
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
 $as_echo_n "checking for $ac_word... " >&6; }
-if test "${ac_cv_path_PERL+set}" = set; then :
+if ${ac_cv_path_PERL+:} false; then :
   $as_echo_n "(cached) " >&6
 else
   case $PERL in
@@ -8376,10 +8289,21 @@ $as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
      :end' >>confcache
 if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
   if test -w "$cache_file"; then
-    test "x$cache_file" != "x/dev/null" &&
+    if test "x$cache_file" != "x/dev/null"; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
 $as_echo "$as_me: updating cache $cache_file" >&6;}
-    cat confcache >$cache_file
+      if test ! -f "$cache_file" || test -h "$cache_file"; then
+	cat confcache >"$cache_file"
+      else
+        case $cache_file in #(
+        */* | ?:*)
+	  mv -f confcache "$cache_file"$$ &&
+	  mv -f "$cache_file"$$ "$cache_file" ;; #(
+        *)
+	  mv -f confcache "$cache_file" ;;
+	esac
+      fi
+    fi
   else
     { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
 $as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
@@ -8411,7 +8335,7 @@ LTLIBOBJS=$ac_ltlibobjs



-: ${CONFIG_STATUS=./config.status}
+: "${CONFIG_STATUS=./config.status}"
 ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
@@ -8512,6 +8436,7 @@ fi
 IFS=" ""	$as_nl"

 # Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
 case $0 in #((
   *[\\/]* ) as_myself=$0 ;;
   *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
@@ -8819,7 +8744,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # values after options handling.
 ac_log="
 This file was extended by $as_me, which was
-generated by GNU Autoconf 2.67.  Invocation command line was
+generated by GNU Autoconf 2.68.  Invocation command line was

   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -8881,7 +8806,7 @@ cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
 config.status
-configured by $0, generated by GNU Autoconf 2.67,
+configured by $0, generated by GNU Autoconf 2.68,
   with options \\"\$ac_cs_config\\"

 Copyright (C) 2010 Free Software Foundation, Inc.
@@ -9007,7 +8932,7 @@ do
     "doc/Makefile") CONFIG_FILES="$CONFIG_FILES doc/Makefile" ;;
     "src/Makefile") CONFIG_FILES="$CONFIG_FILES src/Makefile" ;;

-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5 ;;
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done

@@ -9029,9 +8954,10 @@ fi
 # after its creation but before its name has been assigned to `$tmp'.
 $debug ||
 {
-  tmp=
+  tmp= ac_tmp=
   trap 'exit_status=$?
-  { test -z "$tmp" || test ! -d "$tmp" || rm -fr "$tmp"; } && exit $exit_status
+  : "${ac_tmp:=$tmp}"
+  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
 ' 0
   trap 'as_fn_exit 1' 1 2 13 15
 }
@@ -9039,12 +8965,13 @@ $debug ||

 {
   tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
-  test -n "$tmp" && test -d "$tmp"
+  test -d "$tmp"
 }  ||
 {
   tmp=./conf$$-$RANDOM
   (umask 077 && mkdir "$tmp")
 } || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
+ac_tmp=$tmp

 # Set up the scripts for CONFIG_FILES section.
 # No need to generate them if there are no CONFIG_FILES.
@@ -9066,7 +8993,7 @@ else
   ac_cs_awk_cr=$ac_cr
 fi

-echo 'BEGIN {' >"$tmp/subs1.awk" &&
+echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
 _ACEOF


@@ -9094,7 +9021,7 @@ done
 rm -f conf$$subs.sh

 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-cat >>"\$tmp/subs1.awk" <<\\_ACAWK &&
+cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
 _ACEOF
 sed -n '
 h
@@ -9142,7 +9069,7 @@ t delim
 rm -f conf$$subs.awk
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 _ACAWK
-cat >>"\$tmp/subs1.awk" <<_ACAWK &&
+cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
   for (key in S) S_is_set[key] = 1
   FS = ""

@@ -9174,7 +9101,7 @@ if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
   sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
 else
   cat
-fi < "$tmp/subs1.awk" > "$tmp/subs.awk" \
+fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
   || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
 _ACEOF

@@ -9208,7 +9135,7 @@ fi # test -n "$CONFIG_FILES"
 # No need to generate them if there are no CONFIG_HEADERS.
 # This happens for instance with `./config.status Makefile'.
 if test -n "$CONFIG_HEADERS"; then
-cat >"$tmp/defines.awk" <<\_ACAWK ||
+cat >"$ac_tmp/defines.awk" <<\_ACAWK ||
 BEGIN {
 _ACEOF

@@ -9220,8 +9147,8 @@ _ACEOF
 # handling of long lines.
 ac_delim='%!_!# '
 for ac_last_try in false false :; do
-  ac_t=`sed -n "/$ac_delim/p" confdefs.h`
-  if test -z "$ac_t"; then
+  ac_tt=`sed -n "/$ac_delim/p" confdefs.h`
+  if test -z "$ac_tt"; then
     break
   elif $ac_last_try; then
     as_fn_error $? "could not make $CONFIG_HEADERS" "$LINENO" 5
@@ -9322,7 +9249,7 @@ do
   esac
   case $ac_mode$ac_tag in
   :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5 ;;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
   :[FH]-) ac_tag=-:-;;
   :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
   esac
@@ -9341,7 +9268,7 @@ do
     for ac_f
     do
       case $ac_f in
-      -) ac_f="$tmp/stdin";;
+      -) ac_f="$ac_tmp/stdin";;
       *) # Look for the file first in the build tree, then in the source tree
 	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
 	 # because $ac_f cannot contain `:'.
@@ -9350,7 +9277,7 @@ do
 	   [\\/$]*) false;;
 	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
 	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5 ;;
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
       esac
       case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
       as_fn_append ac_file_inputs " '$ac_f'"
@@ -9376,8 +9303,8 @@ $as_echo "$as_me: creating $ac_file" >&6;}
     esac

     case $ac_tag in
-    *:-:* | *:-) cat >"$tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5  ;;
+    *:-:* | *:-) cat >"$ac_tmp/stdin" \
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
     esac
     ;;
   esac
@@ -9507,21 +9434,22 @@ s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
 s&@INSTALL@&$ac_INSTALL&;t t
 $ac_datarootdir_hack
 "
-eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$tmp/subs.awk" >$tmp/out \
-  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
+  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5

 test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
-  { ac_out=`sed -n '/\${datarootdir}/p' "$tmp/out"`; test -n "$ac_out"; } &&
-  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' "$tmp/out"`; test -z "$ac_out"; } &&
+  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
+      "$ac_tmp/out"`; test -z "$ac_out"; } &&
   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&5
 $as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
 which seems to be undefined.  Please make sure it is defined" >&2;}

-  rm -f "$tmp/stdin"
+  rm -f "$ac_tmp/stdin"
   case $ac_file in
-  -) cat "$tmp/out" && rm -f "$tmp/out";;
-  *) rm -f "$ac_file" && mv "$tmp/out" "$ac_file";;
+  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
+  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
   esac \
   || as_fn_error $? "could not create $ac_file" "$LINENO" 5
  ;;
@@ -9532,20 +9460,20 @@ which seems to be undefined.  Please make sure it is defined" >&2;}
   if test x"$ac_file" != x-; then
     {
       $as_echo "/* $configure_input  */" \
-      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs"
-    } >"$tmp/config.h" \
+      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs"
+    } >"$ac_tmp/config.h" \
       || as_fn_error $? "could not create $ac_file" "$LINENO" 5
-    if diff "$ac_file" "$tmp/config.h" >/dev/null 2>&1; then
+    if diff "$ac_file" "$ac_tmp/config.h" >/dev/null 2>&1; then
       { $as_echo "$as_me:${as_lineno-$LINENO}: $ac_file is unchanged" >&5
 $as_echo "$as_me: $ac_file is unchanged" >&6;}
     else
       rm -f "$ac_file"
-      mv "$tmp/config.h" "$ac_file" \
+      mv "$ac_tmp/config.h" "$ac_file" \
 	|| as_fn_error $? "could not create $ac_file" "$LINENO" 5
     fi
   else
     $as_echo "/* $configure_input  */" \
-      && eval '$AWK -f "$tmp/defines.awk"' "$ac_file_inputs" \
+      && eval '$AWK -f "$ac_tmp/defines.awk"' "$ac_file_inputs" \
       || as_fn_error $? "could not create -" "$LINENO" 5
   fi
  ;;

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