--- libaitsched/configure	2026/05/19 15:53:56	1.61
+++ libaitsched/configure	2026/05/20 04:07:04	1.62
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.72 for libaitsched 8.5.
+# Generated by GNU Autoconf 2.72 for libaitsched 8.6.
 #
 # Report bugs to <misho@elwix.org>.
 #
@@ -603,8 +603,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='libaitsched'
 PACKAGE_TARNAME='libaitsched'
-PACKAGE_VERSION='8.5'
-PACKAGE_STRING='libaitsched 8.5'
+PACKAGE_VERSION='8.6'
+PACKAGE_STRING='libaitsched 8.6'
 PACKAGE_BUGREPORT='misho@elwix.org'
 PACKAGE_URL=''
 
@@ -716,6 +716,7 @@ enable_epoll
 enable_kqueue
 with_kq_events
 with_elwix
+enable_atomic
 '
       ac_precious_vars='build_alias
 host_alias
@@ -1273,7 +1274,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-'configure' configures libaitsched 8.5 to adapt to many kinds of systems.
+'configure' configures libaitsched 8.6 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1340,7 +1341,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of libaitsched 8.5:";;
+     short | recursive ) echo "Configuration of libaitsched 8.6:";;
    esac
   cat <<\_ACEOF
 
@@ -1352,6 +1353,7 @@ Optional Features:
   --enable-aio            Build scheduler library with AIO operations
   --enable-epoll          Enable epoll support (only under Linux)
   --disable-kqueue        Disable kqueue support
+  --enable-atomic         Enable atomic lock support
 
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
@@ -1435,7 +1437,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-libaitsched configure 8.5
+libaitsched configure 8.6
 generated by GNU Autoconf 2.72
 
 Copyright (C) 2023 Free Software Foundation, Inc.
@@ -1762,7 +1764,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by libaitsched $as_me 8.5, which was
+It was created by libaitsched $as_me 8.6, which was
 generated by GNU Autoconf 2.72.  Invocation command line was
 
   $ $0$ac_configure_args_raw
@@ -4611,6 +4613,27 @@ fi
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ELWIX" >&5
 printf "%s\n" "$ELWIX" >&6; }
 
+ATOMIC=no
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking Enable atomic lock support" >&5
+printf %s "checking Enable atomic lock support... " >&6; }
+# Check whether --enable-atomic was given.
+if test ${enable_atomic+y}
+then :
+  enableval=$enable_atomic;  ATOMIC=$enableval
+		case "$enableval" in
+			yes)
+
+printf "%s\n" "#define ATOMIC_SUPPORT /**/" >>confdefs.h
+
+				;;
+			*)
+				;;
+	 	esac
+fi
+
+{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ATOMIC" >&5
+printf "%s\n" "$ATOMIC" >&6; }
+
 DEBIAN_ARCH=$target_cpu
 if  test "x$target_cpu" = "xarm6l" -o "x$target_cpu" = "xarm7l"
 then :
@@ -5134,7 +5157,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by libaitsched $as_me 8.5, which was
+This file was extended by libaitsched $as_me 8.6, which was
 generated by GNU Autoconf 2.72.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -5198,7 +5221,7 @@ ac_cs_config_escaped=`printf "%s\n" "$ac_cs_config" | 
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config='$ac_cs_config_escaped'
 ac_cs_version="\\
-libaitsched config.status 8.5
+libaitsched config.status 8.6
 configured by $0, generated by GNU Autoconf 2.72,
   with options \\"\$ac_cs_config\\"