Index: sys/amd64/linux/linux.h
===================================================================
--- sys/amd64/linux/linux.h
+++ sys/amd64/linux/linux.h
@@ -35,6 +35,8 @@
 #include <compat/linux/linux.h>
 #include <amd64/linux/linux_syscall.h>
 
+#define	LINUX_LEGACY_SYSCALLS
+
 /*
  * debugging support
  */
Index: sys/amd64/linux32/linux.h
===================================================================
--- sys/amd64/linux32/linux.h
+++ sys/amd64/linux32/linux.h
@@ -38,6 +38,8 @@
 #include <compat/linux/linux.h>
 #include <amd64/linux32/linux32_syscall.h>
 
+#define	LINUX_LEGACY_SYSCALLS
+
 /*
  * debugging support
  */
Index: sys/compat/linux/linux_event.c
===================================================================
--- sys/compat/linux/linux_event.c
+++ sys/compat/linux/linux_event.c
@@ -263,6 +263,7 @@
 	return (0);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_epoll_create(struct thread *td, struct linux_epoll_create_args *args)
 {
@@ -276,6 +277,7 @@
 
 	return (epoll_create_common(td, 0));
 }
+#endif
 
 int
 linux_epoll_create1(struct thread *td, struct linux_epoll_create1_args *args)
@@ -616,6 +618,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_epoll_wait(struct thread *td, struct linux_epoll_wait_args *args)
 {
@@ -623,6 +626,7 @@
 	return (linux_epoll_wait_common(td, args->epfd, args->events,
 	    args->maxevents, args->timeout, NULL));
 }
+#endif
 
 int
 linux_epoll_pwait(struct thread *td, struct linux_epoll_pwait_args *args)
@@ -707,12 +711,14 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_eventfd(struct thread *td, struct linux_eventfd_args *args)
 {
 
 	return (eventfd_create(td, args->initval, 0));
 }
+#endif
 
 int
 linux_eventfd2(struct thread *td, struct linux_eventfd2_args *args)
Index: sys/compat/linux/linux_file.c
===================================================================
--- sys/compat/linux/linux_file.c
+++ sys/compat/linux/linux_file.c
@@ -68,6 +68,7 @@
 static int	linux_getdents_error(struct thread *, int, int);
 
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_creat(struct thread *td, struct linux_creat_args *args)
 {
@@ -84,7 +85,7 @@
 	LFREEPATH(path);
 	return (error);
 }
-
+#endif
 
 static int
 linux_common_open(struct thread *td, int dirfd, char *path, int l_flags, int mode)
@@ -166,7 +167,11 @@
 
 done:
 #ifdef DEBUG
+#ifdef LINUX_LEGACY_SYSCALLS
 	if (ldebug(open))
+#else
+	if (ldebug(openat))
+#endif
 		printf(LMSG("open returns error %d"), error);
 #endif
 	LFREEPATH(path);
@@ -192,6 +197,7 @@
 	return (linux_common_open(td, dfd, path, args->flags, args->mode));
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_open(struct thread *td, struct linux_open_args *args)
 {
@@ -208,6 +214,7 @@
 #endif
 	return (linux_common_open(td, AT_FDCWD, path, args->flags, args->mode));
 }
+#endif
 
 int
 linux_lseek(struct thread *td, struct linux_lseek_args *args)
@@ -307,6 +314,7 @@
     roundup(offsetof(struct l_dirent64, d_name) + (namlen) + 1,		\
     sizeof(uint64_t))
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_getdents(struct thread *td, struct linux_getdents_args *args)
 {
@@ -386,6 +394,7 @@
 	free(buf, M_TEMP);
 	return (error);
 }
+#endif
 
 int
 linux_getdents64(struct thread *td, struct linux_getdents64_args *args)
@@ -519,6 +528,7 @@
  * These exist mainly for hooks for doing /compat/linux translation.
  */
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_access(struct thread *td, struct linux_access_args *args)
 {
@@ -541,6 +551,7 @@
 
 	return (error);
 }
+#endif
 
 int
 linux_faccessat(struct thread *td, struct linux_faccessat_args *args)
@@ -566,6 +577,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_unlink(struct thread *td, struct linux_unlink_args *args)
 {
@@ -592,6 +604,7 @@
 	LFREEPATH(path);
 	return (error);
 }
+#endif
 
 int
 linux_unlinkat(struct thread *td, struct linux_unlinkat_args *args)
@@ -641,6 +654,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_chmod(struct thread *td, struct linux_chmod_args *args)
 {
@@ -658,6 +672,7 @@
 	LFREEPATH(path);
 	return (error);
 }
+#endif
 
 int
 linux_fchmodat(struct thread *td, struct linux_fchmodat_args *args)
@@ -678,6 +693,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_mkdir(struct thread *td, struct linux_mkdir_args *args)
 {
@@ -694,6 +710,7 @@
 	LFREEPATH(path);
 	return (error);
 }
+#endif
 
 int
 linux_mkdirat(struct thread *td, struct linux_mkdirat_args *args)
@@ -713,6 +730,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_rmdir(struct thread *td, struct linux_rmdir_args *args)
 {
@@ -753,6 +771,7 @@
 	LFREEPATH(to);
 	return (error);
 }
+#endif
 
 int
 linux_renameat(struct thread *td, struct linux_renameat_args *args)
@@ -780,6 +799,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_symlink(struct thread *td, struct linux_symlink_args *args)
 {
@@ -803,6 +823,7 @@
 	LFREEPATH(to);
 	return (error);
 }
+#endif
 
 int
 linux_symlinkat(struct thread *td, struct linux_symlinkat_args *args)
@@ -830,6 +851,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_readlink(struct thread *td, struct linux_readlink_args *args)
 {
@@ -848,6 +870,7 @@
 	LFREEPATH(name);
 	return (error);
 }
+#endif
 
 int
 linux_readlinkat(struct thread *td, struct linux_readlinkat_args *args)
@@ -915,6 +938,7 @@
 	return (kern_ftruncate(td, args->fd, args->length));
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_link(struct thread *td, struct linux_link_args *args)
 {
@@ -939,6 +963,7 @@
 	LFREEPATH(to);
 	return (error);
 }
+#endif
 
 int
 linux_linkat(struct thread *td, struct linux_linkat_args *args)
@@ -1142,6 +1167,7 @@
 }
 #endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_umount(struct thread *td, struct linux_umount_args *args)
 {
@@ -1151,6 +1177,7 @@
 	bsd.flags = args->flags;	/* XXX correct? */
 	return (sys_unmount(td, &bsd));
 }
+#endif
 
 /*
  * fcntl family of syscalls
@@ -1463,6 +1490,7 @@
 }
 #endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_chown(struct thread *td, struct linux_chown_args *args)
 {
@@ -1480,6 +1508,7 @@
 	LFREEPATH(path);
 	return (error);
 }
+#endif
 
 int
 linux_fchownat(struct thread *td, struct linux_fchownat_args *args)
@@ -1506,6 +1535,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_lchown(struct thread *td, struct linux_lchown_args *args)
 {
@@ -1523,6 +1553,7 @@
 	LFREEPATH(path);
 	return (error);
 }
+#endif
 
 static int
 convert_fadvice(int advice)
@@ -1571,6 +1602,7 @@
 }
 #endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_pipe(struct thread *td, struct linux_pipe_args *args)
 {
@@ -1594,6 +1626,7 @@
 
 	return (error);
 }
+#endif
 
 int
 linux_pipe2(struct thread *td, struct linux_pipe2_args *args)
Index: sys/compat/linux/linux_fork.c
===================================================================
--- sys/compat/linux/linux_fork.c
+++ sys/compat/linux/linux_fork.c
@@ -64,6 +64,7 @@
 #include <compat/linux/linux_misc.h>
 #include <compat/linux/linux_util.h>
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_fork(struct thread *td, struct linux_fork_args *args)
 {
@@ -135,6 +136,7 @@
 
 	return (0);
 }
+#endif
 
 static int
 linux_clone_proc(struct thread *td, struct linux_clone_args *args)
Index: sys/compat/linux/linux_misc.c
===================================================================
--- sys/compat/linux/linux_misc.c
+++ sys/compat/linux/linux_misc.c
@@ -191,6 +191,7 @@
 	return (copyout(&sysinfo, args->info, sizeof(sysinfo)));
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_alarm(struct thread *td, struct linux_alarm_args *args)
 {
@@ -225,6 +226,7 @@
 	td->td_retval[0] = old_it.it_value.tv_sec;
 	return (0);
 }
+#endif
 
 int
 linux_brk(struct thread *td, struct linux_brk_args *args)
@@ -494,6 +496,7 @@
 
 #endif	/* __i386__ */
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_select(struct thread *td, struct linux_select_args *args)
 {
@@ -585,6 +588,7 @@
 #endif
 	return (error);
 }
+#endif
 
 int
 linux_mremap(struct thread *td, struct linux_mremap_args *args)
@@ -646,6 +650,7 @@
 	    args->fl & ~LINUX_MS_SYNC));
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_time(struct thread *td, struct linux_time_args *args)
 {
@@ -665,6 +670,7 @@
 	td->td_retval[0] = tm;
 	return (0);
 }
+#endif
 
 struct l_times_argv {
 	l_clock_t	tms_utime;
@@ -761,6 +767,7 @@
 	l_time_t l_modtime;
 };
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_utime(struct thread *td, struct linux_utime_args *args)
 {
@@ -794,7 +801,9 @@
 	LFREEPATH(fname);
 	return (error);
 }
+#endif
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_utimes(struct thread *td, struct linux_utimes_args *args)
 {
@@ -827,6 +836,7 @@
 	LFREEPATH(fname);
 	return (error);
 }
+#endif
 
 static int
 linux_utimensat_nsec_valid(l_long nsec)
@@ -921,6 +931,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_futimesat(struct thread *td, struct linux_futimesat_args *args)
 {
@@ -953,6 +964,7 @@
 	LFREEPATH(fname);
 	return (error);
 }
+#endif
 
 int
 linux_common_wait(struct thread *td, int pid, int *status,
@@ -1094,6 +1106,7 @@
 	return (error);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_mknod(struct thread *td, struct linux_mknod_args *args)
 {
@@ -1142,6 +1155,7 @@
 	LFREEPATH(path);
 	return (error);
 }
+#endif
 
 int
 linux_mknodat(struct thread *td, struct linux_mknodat_args *args)
Index: sys/compat/linux/linux_stats.c
===================================================================
--- sys/compat/linux/linux_stats.c
+++ sys/compat/linux/linux_stats.c
@@ -155,6 +155,7 @@
 	return (copyout(&tbuf, ubuf, sizeof(tbuf)));
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_newstat(struct thread *td, struct linux_newstat_args *args)
 {
@@ -196,6 +197,7 @@
 		return (error);
 	return (newstat_copyout(&sb, args->buf));
 }
+#endif
 
 int
 linux_newfstat(struct thread *td, struct linux_newfstat_args *args)
@@ -509,6 +511,7 @@
 	char		f_fpack[6];
 };
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_ustat(struct thread *td, struct linux_ustat_args *args)
 {
@@ -519,6 +522,7 @@
 
 	return (EOPNOTSUPP);
 }
+#endif
 
 #if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32))
 
Index: sys/compat/linux/linux_sysctl.c
===================================================================
--- sys/compat/linux/linux_sysctl.c
+++ sys/compat/linux/linux_sysctl.c
@@ -115,6 +115,7 @@
 	return (0);
 }
 
+#ifdef LINUX_LEGACY_SYSCALLS
 int
 linux_sysctl(struct thread *td, struct linux_sysctl_args *args)
 {
@@ -191,3 +192,4 @@
 	LIN_SDT_PROBE1(sysctl, linux_sysctl, return, ENOTDIR);
 	return (ENOTDIR);
 }
+#endif
Index: sys/i386/linux/linux.h
===================================================================
--- sys/i386/linux/linux.h
+++ sys/i386/linux/linux.h
@@ -36,6 +36,8 @@
 #include <compat/linux/linux.h>
 #include <i386/linux/linux_syscall.h>
 
+#define LINUX_LEGACY_SYSCALLS
+
 /*
  * debugging support
  */