From NetBSD:

Add cpio.h, tar.h, and re_comp.h headers for POSIX & XPG4 conformance

src/include/Makefile

@@ -1,4 +1,4 @@
-#	$NetBSD: Makefile,v 1.55 1995/06/05 00:24:55 pk Exp $
+#	$NetBSD: Makefile,v 1.56 1996/02/05 22:34:09 jtc Exp $
 
 #	@(#)Makefile	5.45.1.1 (Berkeley) 5/6/91
 
@@ -9,13 +9,14 @@
 
 # Missing: mp.h
 
-FILES=	a.out.h ar.h assert.h bitstring.h bm.h ctype.h db.h dirent.h disktab.h \
-	dlfcn.h elf_abi.h err.h fnmatch.h fstab.h fts.h glob.h grp.h ieeefp.h \
-	iso646.h kvm.h langinfo.h limits.h link.h locale.h malloc.h math.h \
-	memory.h mpool.h ndbm.h netdb.h netgroup.h nlist.h nl_types.h paths.h \
-	pwd.h ranlib.h regex.h regexp.h resolv.h search.h setjmp.h sgtty.h \
-	signal.h stab.h stddef.h stdio.h stdlib.h string.h strings.h struct.h \
-	sysexits.h time.h ttyent.h tzfile.h unistd.h utime.h utmp.h vis.h
+FILES=	a.out.h ar.h assert.h bitstring.h bm.h cpio.h ctype.h db.h dirent.h \
+	disktab.h dlfcn.h elf_abi.h err.h fnmatch.h fstab.h fts.h glob.h \
+	grp.h ieeefp.h iso646.h kvm.h langinfo.h limits.h link.h locale.h \
+	malloc.h math.h memory.h mpool.h ndbm.h netdb.h netgroup.h nlist.h \
+	nl_types.h paths.h pwd.h ranlib.h re_comp.h regex.h regexp.h resolv.h \
+	search.h setjmp.h sgtty.h signal.h stab.h stddef.h stdio.h stdlib.h \
+	string.h strings.h struct.h sysexits.h tar.h time.h ttyent.h tzfile.h \
+	unistd.h utime.h utmp.h vis.h
 
 MFILES=	float.h frame.h stdarg.h varargs.h
 LFILES=	errno.h fcntl.h syslog.h termios.h

src/include/cpio.h

@@ -0,0 +1,65 @@
+/*	$NetBSD: cpio.h,v 1.1 1996/02/05 22:34:11 jtc Exp $	*/
+
+/*-
+ * Copyright (c) 1996 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by J.T. Conklin.
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD 
+ *	  Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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.
+ */
+
+#ifndef _CPIO_H_
+#define _CPIO_H_
+
+#define C_IRUSR		0000400
+#define C_IWUSR		0000200
+#define C_IXUSR		0000100
+#define C_IRGRP		0000040
+#define C_IWGRP		0000020
+#define C_IXGRP		0000010
+#define C_IROTH		0000004
+#define C_IWOTH		0000002
+#define C_IXOTH		0000001
+#define C_ISUID		0004000
+#define C_ISGID		0002000
+#define C_ISVTX		0001000
+#define C_ISDIR		0040000
+#define C_ISFIFO	0010000
+#define C_ISREG		0100000
+#define C_ISBLK		0060000
+#define C_ISCHR		0020000
+#define C_ISCTG		0110000
+#define C_ISLNK		0120000
+#define C_ISSOCK	0140000
+ 
+#define MAGIC		"070707"
+
+#endif /* _CPIO_H_ */

src/include/re_comp.h

@@ -0,0 +1,48 @@
+/*	$NetBSD: re_comp.h,v 1.1 1996/02/05 22:34:12 jtc Exp $	*/
+
+/*-
+ * Copyright (c) 1996 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by J.T. Conklin.
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD 
+ *	  Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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.
+ */
+
+#ifndef _RE_COMP_H_
+#define _RE_COMP_H_
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+char   *re_comp __P((const char *));
+int	re_exec __P((const char *));
+__END_DECLS
+
+#endif /* _RE_COMP_H_ */

src/include/tar.h

@@ -0,0 +1,72 @@
+/*	$NetBSD: tar.h,v 1.1 1996/02/05 22:34:13 jtc Exp $	*/
+
+/*-
+ * Copyright (c) 1996 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by J.T. Conklin.
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD 
+ *	  Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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.
+ */
+
+#ifndef _TAR_H_
+#define _TAR_H_
+
+#define TMAGIC		"ustar"
+#define TMAGLEN		6
+#define TVERSION	"00"
+#define TVERSLEN	2
+
+/* Typeflag field definitions */
+#define REGTYPE		'0'
+#define AREGTYPE	'\0'
+#define LNKTYPE		'1'
+#define SYMTYPE		'2'
+#define CHRTYPE		'3'
+#define BLKTYPE		'4'
+#define DIRTYPE		'5'
+#define FIFOTYPE	'6'
+#define CONTTYPE	'7'
+
+/* Mode field bit definitions */
+#define TSUID		04000
+#define TSGID		02000
+#define TSVTX		01000
+#define TUREAD		00400
+#define TUWRITE		00200
+#define TUEXEC		00100
+#define TGREAD		00040
+#define TGWRITE		00020
+#define TGEXEC		00010
+#define TOREAD		00004
+#define TOWRITE		00002
+#define TOEXEC		00001
+
+#endif /* _TAR_H_ */