---- autoconf-2.69/tests/foreign.at.orig 2012-03-07 18:35:26.000000000 +0100
-+++ autoconf-2.69/tests/foreign.at 2017-01-31 16:34:36.105261591 +0100
-@@ -57,7 +57,7 @@
- # Make sure at-path contains something valid, and let the test suite
- # display it when verbose. And fail, skipping would too easily hide
- # problems.
--AT_CHECK([sed -n ["s,^.*\`\\(/[^']*\\)'.*,\\1,p"] stdout], [0], [stdout])
-+AT_CHECK([sed -n ["s,^.*[\`']\\(/[^']*\\)'.*,\\1,p"] stdout], [0], [stdout])
- AT_CHECK([test -f "`sed -n 1p stdout`"])
-
- # Older libtoolize installed everything but install-sh...
---- autoconf-2.69/tests/local.at.orig 2017-01-31 19:18:28.760150997 +0100
-+++ autoconf-2.69/tests/local.at 2017-01-31 19:35:48.663569282 +0100
-@@ -324,7 +324,7 @@
- [AWK|LEX|LEXLIB|LEX_OUTPUT_ROOT|LN_S|M4|MKDIR_P|RANLIB|SET_MAKE|YACC],
- [GREP|[EF]GREP|SED],
- [[_@]|.[*#?$].],
-- [argv|ARGC|LINENO|OLDPWD|PIPESTATUS|RANDOM|SECONDS|BASHPID|EPOCHREALTIME]))=' \
-+ [argv|ARGC|LINENO|OLDPWD|PIPESTATUS|RANDOM|SECONDS|BASHPID|EPOCHREALTIME|KSH_MATCH]))=' \
- $act_file ||
- test $? -eq 1 || echo failed >&2
- ) 2>stderr-$act_file |
-@@ -381,6 +381,7 @@
- /^RANDOM=/ d
- /^SECONDS=/ d
- /^BASHPID=/ d
-+ /^KSH_MATCH=/ d
- /^EPOCHREALTIME=/ d
- /'\'\\\$\''=/ d
- /^argv=/ d
--- autoconf-2.69/tests/m4sh.at.orig 2012-03-07 18:35:26.000000000 +0100
+++ autoconf-2.69/tests/m4sh.at 2017-01-31 21:50:56.350739217 +0100
@@ -237,7 +237,7 @@