-diff -ur LVM2.2.03.02.orig/configure.ac LVM2.2.03.02/configure.ac
---- LVM2.2.03.02.orig/configure.ac 2019-03-22 17:10:13.162000000 +0100
-+++ LVM2.2.03.02/configure.ac 2019-03-22 17:10:38.684000000 +0100
-@@ -396,7 +396,7 @@
+diff -urNpa LVM2.2.03.23.orig/configure.ac LVM2.2.03.23/configure.ac
+--- LVM2.2.03.23.orig/configure.ac 2023-12-03 19:58:43.179205581 +0100
++++ LVM2.2.03.23/configure.ac 2023-12-03 19:59:54.935057131 +0100
+@@ -409,7 +409,7 @@ dnl -- thin_check needs-check flag
AC_ARG_ENABLE(thin_check_needs_check,
- AC_HELP_STRING([--disable-thin_check_needs_check],
+ AS_HELP_STRING([--disable-thin_check_needs_check],
[required if thin_check version is < 0.3.0]),
-- THIN_CHECK_NEEDS_CHECK=$enableval, THIN_CHECK_NEEDS_CHECK=yes)
-+ THIN_CHECK_NEEDS_CHECK=$enableval, THIN_CHECK_NEEDS_CHECK=autodetect)
+- THIN_CHECK_NEEDS_CHECK=$enableval, THIN_CHECK_NEEDS_CHECK="yes")
++ THIN_CHECK_NEEDS_CHECK=$enableval, THIN_CHECK_NEEDS_CHECK="autodetect")
# Test if necessary thin tools are available
# if not - use plain defaults and warn user
-@@ -411,7 +411,7 @@
- THIN_CONFIGURE_WARN=y
- fi
- fi
-- if test "$THIN_CHECK_NEEDS_CHECK" = yes; then
-+ if test "$THIN_CHECK_NEEDS_CHECK" = autodetect; then
- THIN_CHECK_VSN=`"$THIN_CHECK_CMD" -V 2>/dev/null`
- THIN_CHECK_VSN_MAJOR=`echo "$THIN_CHECK_VSN" | $AWK -F '.' '{print $1}'`
- THIN_CHECK_VSN_MINOR=`echo "$THIN_CHECK_VSN" | $AWK -F '.' '{print $2}'`
-@@ -424,6 +424,8 @@
+@@ -424,7 +424,7 @@ AS_CASE(["$THIN"],
+ THIN_CONFIGURE_WARN="y"
+ ])
+ ])
+- AS_IF([test "$THIN_CHECK_NEEDS_CHECK" = "yes" && test "$THIN_CONFIGURE_WARN" != "y"], [
++ AS_IF([test "$THIN_CHECK_NEEDS_CHECK" = "autodetect" && test "$THIN_CONFIGURE_WARN" != "y"], [
+ THIN_CHECK_VSN=$("$THIN_CHECK_CMD" -V 2>/dev/null)
+ THIN_CHECK_VSN=${THIN_CHECK_VSN##* } # trim away all before the first space
+ THIN_CHECK_VSN_MAJOR=$(echo "$THIN_CHECK_VSN" | $AWK -F '.' '{print $1}')
+@@ -438,7 +438,7 @@ AS_CASE(["$THIN"],
AC_MSG_WARN([$THIN_CHECK_CMD: Old version "$THIN_CHECK_VSN" found])
- THIN_CHECK_VERSION_WARN=y
- THIN_CHECK_NEEDS_CHECK=no
-+ else
-+ THIN_CHECK_NEEDS_CHECK=yes
- fi
- fi
+ THIN_CHECK_VERSION_WARN="y"
+ THIN_CHECK_NEEDS_CHECK="no"
+- ])
++ ], [ THIN_CHECK_NEEDS_CHECK="yes" ])
+ ])
# Empty means a config way to ignore thin dumping
-@@ -510,7 +512,7 @@
+ AS_IF([test "$THIN_DUMP_CMD" = "autodetect"], [
+@@ -522,7 +522,7 @@ dnl -- cache_check needs-check flag
AC_ARG_ENABLE(cache_check_needs_check,
- AC_HELP_STRING([--disable-cache_check_needs_check],
+ AS_HELP_STRING([--disable-cache_check_needs_check],
[required if cache_check version is < 0.5]),
-- CACHE_CHECK_NEEDS_CHECK=$enableval, CACHE_CHECK_NEEDS_CHECK=yes)
-+ CACHE_CHECK_NEEDS_CHECK=$enableval, CACHE_CHECK_NEEDS_CHECK=autodetect)
+- CACHE_CHECK_NEEDS_CHECK=$enableval, CACHE_CHECK_NEEDS_CHECK="yes")
++ CACHE_CHECK_NEEDS_CHECK=$enableval, CACHE_CHECK_NEEDS_CHECK="autodetect")
# Test if necessary cache tools are available
# if not - use plain defaults and warn user
-@@ -525,7 +527,7 @@
- CACHE_CONFIGURE_WARN=y
- fi
- fi
-- if test "$CACHE_CHECK_NEEDS_CHECK" = yes; then
-+ if test "$CACHE_CHECK_NEEDS_CHECK" = autodetect; then
- $CACHE_CHECK_CMD -V 2>/dev/null >conftest.tmp
- read -r CACHE_CHECK_VSN < conftest.tmp
- IFS=.- read -r CACHE_CHECK_VSN_MAJOR CACHE_CHECK_VSN_MINOR CACHE_CHECK_VSN_PATCH LEFTOVER < conftest.tmp
-@@ -549,6 +551,8 @@
+@@ -562,7 +562,7 @@ AS_CASE(["$CACHE"],
AC_MSG_WARN([$CACHE_CHECK_CMD: Old version "$CACHE_CHECK_VSN" does not support new cache format V2])
CACHE_CHECK_VERSION_WARN=y
- fi
-+ else
-+ CACHE_CHECK_NEEDS_CHECK=yes
- fi
- fi
+ ])
+- ])
++ ], [ CACHE_CHECK_NEEDS_CHECK="yes" ])
+ ])
# Empty means a config way to ignore cache dumping
+ AS_IF([test "$CACHE_DUMP_CMD" = "autodetect"], [