linux-apfs/include/asm-arm/fcntl.h

#ifndef _ARM_FCNTL_H
#define _ARM_FCNTL_H

#define O_DIRECTORY	 040000	/* must be a directory */
#define O_NOFOLLOW	0100000	/* don't follow links */
#define O_DIRECT	0200000	/* direct disk access hint - currently ignored */
#define O_LARGEFILE	0400000

#define F_GETLK64	12	/*  using 'struct flock64' */
#define F_SETLK64	13
#define F_SETLKW64	14

struct flock64 {
	short  l_type;
	short  l_whence;
	loff_t l_start;
	loff_t l_len;
	pid_t  l_pid;
};

#include <asm-generic/fcntl.h>

#endif