-AC_MSG_CHECKING([whether to build ldiskfs based on ext4])
-if test x$RHEL_KERNEL = xyes; then
- AC_ARG_ENABLE([ext4],
- AC_HELP_STRING([--enable-ext4],
- [enable building of ldiskfs based on ext4]),
- [], [enable_ext4='no'])
-else
- case $LINUXRELEASE in
- # ext4 was in 2.6.22-2.6.26 but not stable enough to use
- 2.6.2[0-6]*) enable_ext4='no' ;;
- *) LC_KERNEL_WITH_EXT4([enable_ext4='yes'],
- [enable_ext4='no']) ;;
- esac
-fi
-AC_MSG_RESULT([$enable_ext4])