fix umount usage message

diff --git a/include/usage.h b/include/usage.h
index 5073c9b8abbbb022d70a872770f5501ebafd9217..a98d52e246c7668421636fc8561eb10e07acc2e1 100644 (file)
--- a/include/usage.h
+++ b/include/usage.h
@@ -3357,7 +3357,8 @@
 #define umount_full_usage \
        "Unmount file systems" \
        "\n\nOptions:\n" \
-       "\n     -a      Unmount all file systems" USE_FEATURE_MTAB_SUPPORT(" in /etc/mtab") \
+       USE_FEATURE_UMOUNT_ALL( \
+       "\n     -a      Unmount all file systems" USE_FEATURE_MTAB_SUPPORT(" in /etc/mtab")) \
        USE_FEATURE_MTAB_SUPPORT( \
        "\n     -n      Don't erase /etc/mtab entries") \
        "\n     -r      Try to remount devices as read-only if mount is busy" \