+#ifndef F_ADD_SEALS
+#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
+#endif
+
+#ifndef F_GET_SEALS
+#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
+#endif
+
+#ifndef F_SEAL_SEAL
+#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
+#endif
+
+#ifndef F_SEAL_SHRINK
+#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
+#endif
+
+#ifndef F_SEAL_GROW
+#define F_SEAL_GROW 0x0004 /* prevent file from growing */
+#endif
+
+#ifndef F_SEAL_WRITE
+#define F_SEAL_WRITE 0x0008 /* prevent writes */
+#endif
+
+#ifndef MFD_ALLOW_SEALING
+#define MFD_ALLOW_SEALING 0x0002ULL
+#endif
+