src/basic/missing_mount.h - systemd - Git at Google

 /* SPDX-License-Identifier: LGPL-2.1-or-later */
 #pragma once

 #include <sys/mount.h>

 /* dab741e0e02bd3c4f5e2e97be74b39df2523fc6e (5.10) */
 #ifndef MS_NOSYMFOLLOW
 #define MS_NOSYMFOLLOW 256
 #endif
	/* SPDX-License-Identifier: LGPL-2.1-or-later */
	#pragma once

	#include <sys/mount.h>

	/* dab741e0e02bd3c4f5e2e97be74b39df2523fc6e (5.10) */
	#ifndef MS_NOSYMFOLLOW
	#define MS_NOSYMFOLLOW 256
	#endif