Index: ObsoleteFiles.inc
===================================================================
--- ObsoleteFiles.inc
+++ ObsoleteFiles.inc
@@ -38,6 +38,8 @@
 #   xargs -n1 | sort | uniq -d;
 # done
 
+# 20190603: Removed from POSIX
+OLD_FILES+=usr/include/sys/dir.h
 # 20190513: libcap_sysctl interface change
 OLD_FILES+=lib/casper/libcap_sysctl.1
 # 20190509: tests/sys/opencrypto requires the net/py-dpkt package.
Index: sys/sys/dir.h
===================================================================
--- sys/sys/dir.h
+++ /dev/null
@@ -1,53 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-3-Clause
- *
- * Copyright (c) 1982, 1986, 1989, 1993
- *	The Regents of the University of California.  All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. Neither the name of the University nor the names of its contributors
- *    may be used to endorse or promote products derived from this software
- *    without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- *	@(#)dir.h	8.2 (Berkeley) 1/4/94
- * $FreeBSD$
- */
-
-#ifndef _SYS_DIR_H_
-#define	_SYS_DIR_H_
-
-#include <sys/cdefs.h>
-
-#ifdef __CC_SUPPORTS_WARNING
-#warning "The information in this file should be obtained from <dirent.h>"
-#warning "and is provided solely (and temporarily) for backward compatibility."
-#endif
-
-#include <dirent.h>
-
-/*
- * Backwards compatibility.
- */
-#define	direct		dirent
-#define	DIRSIZ(dp)	_GENERIC_DIRSIZ(dp)
-
-#endif /* !_SYS_DIR_H_ */