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-rw-r--r--util-linux/blkdiscard.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/util-linux/blkdiscard.c b/util-linux/blkdiscard.c
index af0bc94..85039c5 100644
--- a/util-linux/blkdiscard.c
+++ b/util-linux/blkdiscard.c
@@ -28,6 +28,13 @@
#include "libbb.h"
#include <linux/fs.h>
+#ifndef BLKDISCARD
+#define BLKDISCARD 0x1277
+#endif
+#ifndef BLKSECDISCARD
+#define BLKSECDISCARD 0x127d
+#endif
+
int blkdiscard_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int blkdiscard_main(int argc UNUSED_PARAM, char **argv)
{