+AM_CONDITIONAL([ENABLE_KEYMAP], [test "x$enable_keymap" = xyes])
+
+# ------------------------------------------------------------------------------
+# mtd_probe - autoloads FTL module for mtd devices
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([mtd_probe],
+ AS_HELP_STRING([--disable-mtd_probe], [disable MTD support]),
+ [], [enable_mtd_probe=yes])
+AM_CONDITIONAL([ENABLE_MTD_PROBE], [test "x$enable_mtd_probe" = xyes])
+
+# ------------------------------------------------------------------------------
+# rule_generator - persistent network and optical device rule generator
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([rule_generator],
+ AS_HELP_STRING([--disable-rule_generator], [disable persistent network, cdrom support]),
+ [], [enable_rule_generator=yes])
+AM_CONDITIONAL([ENABLE_RULE_GENERATOR], [test "x$enable_rule_generator" = xyes])
+
+# ------------------------------------------------------------------------------
+# udev_acl - apply ACLs for users with local forground sessions
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([udev_acl],
+ AS_HELP_STRING([--enable-udev_acl], [enable local user acl permissions support]),
+ [], [enable_udev_acl=no])
+if test "x$enable_udev_acl" = xyes; then
+ AC_CHECK_LIB([acl], [acl_init], [:], AC_MSG_ERROR([libacl not found]))
+ AC_CHECK_HEADER([acl/libacl.h], [:], AC_MSG_ERROR([libacl header not found]))
+
+ PKG_CHECK_MODULES([GLIB], [glib-2.0 >= 2.22.0 gobject-2.0 >= 2.22.0])
+fi
+AM_CONDITIONAL([ENABLE_UDEV_ACL], [test "x$enable_udev_acl" = xyes])
+
+# ------------------------------------------------------------------------------
+# create_floppy_devices - historical floppy kernel device nodes (/dev/fd0h1440, ...)
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([floppy],
+ AS_HELP_STRING([--enable-floppy], [enable legacy floppy support]),
+ [], [enable_floppy=no])
+AM_CONDITIONAL([ENABLE_FLOPPY], [test "x$enable_floppy" = xyes])
+
+# ------------------------------------------------------------------------------
+# edd_id - create /dev/disk/by-id/edd-* links for BIOS EDD data
+# ------------------------------------------------------------------------------
+AC_ARG_ENABLE([edd],
+ AS_HELP_STRING([--enable-edd], [enable disk edd support]),
+ [], [enable_edd=no])
+AM_CONDITIONAL([ENABLE_EDD], [test "x$enable_edd" = xyes])