Define FSEAL for Leap 15.2
Origin: chromium package

--

--- a/src/3rdparty/chromium/mojo/core/channel_linux.cc.xx	2021-04-26 10:31:10.188705842 +0200
+++ b/src/3rdparty/chromium/mojo/core/channel_linux.cc	2021-04-26 11:23:26.997161282 +0200
@@ -5,6 +5,21 @@
 #include "mojo/core/channel_linux.h"
 
 #include <fcntl.h>
+#ifndef F_SEAL_SEAL
+# define F_SEAL_SEAL    0x0001
+#endif
+#ifndef F_SEAL_SHRINK
+# define F_SEAL_SHRINK        0x0002
+#endif
+#ifndef F_SEAL_GROW
+# define F_SEAL_GROW  0x0004
+#endif
+#ifndef F_ADD_SEALS
+# define F_ADD_SEALS    1033
+#endif
+#ifndef F_GET_SEALS
+# define F_GET_SEALS    1034
+#endif
 #include <linux/futex.h>
 #include <linux/memfd.h>
 #include <sys/eventfd.h>
--- a/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc.xx	2021-04-26 16:39:18.387482941 +0200
+++ b/src/3rdparty/chromium/sandbox/linux/seccomp-bpf-helpers/syscall_parameters_restrictions.cc	2021-04-26 16:40:10.866754337 +0200
@@ -6,6 +6,21 @@
 
 #include <errno.h>
 #include <fcntl.h>
+#ifndef F_SEAL_SEAL
+# define F_SEAL_SEAL    0x0001
+#endif
+#ifndef F_SEAL_SHRINK
+# define F_SEAL_SHRINK        0x0002
+#endif
+#ifndef F_SEAL_GROW
+# define F_SEAL_GROW  0x0004
+#endif
+#ifndef F_ADD_SEALS
+# define F_ADD_SEALS    1033
+#endif
+#ifndef F_GET_SEALS
+# define F_GET_SEALS    1034
+#endif
 #include <linux/net.h>
 #include <sched.h>
 #include <signal.h>