1 files changed, 5 insertions, 0 deletions

diff --git a/util-linux/minix.h b/util-linux/minix.h
index e0fbcf761..83ffe6da5 100644
--- a/util-linux/minix.h
+++ b/util-linux/minix.h
@@ -61,9 +61,14 @@ enum {
         MINIX_ROOT_INO          = 1,
         MINIX_BAD_INO           = 2,
 
+#undef  MINIX1_SUPER_MAGIC
         MINIX1_SUPER_MAGIC      = 0x137F,       /* original minix fs */
+#undef  MINIX1_SUPER_MAGIC2
         MINIX1_SUPER_MAGIC2     = 0x138F,       /* minix fs, 30 char names */
+/* bionic has this define */
+#undef  MINIX2_SUPER_MAGIC
         MINIX2_SUPER_MAGIC      = 0x2468,       /* minix V2 fs */
+#undef  MINIX2_SUPER_MAGIC2
         MINIX2_SUPER_MAGIC2     = 0x2478,       /* minix V2 fs, 30 char names */
         MINIX_VALID_FS          = 0x0001,       /* clean fs */
         MINIX_ERROR_FS          = 0x0002,       /* fs has errors */