Trim out some unused configuration variables, remove

some unused headers, etc.

usr.bin/tar/bsdtar.c

@@ -63,9 +63,6 @@ __FBSDID("$FreeBSD$");
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
-#if HAVE_ZLIB_H
-#include <zlib.h>
-#endif
 
 #include "bsdtar.h"
 #include "err.h"

usr.bin/tar/bsdtar_platform.h

@@ -63,29 +63,6 @@
 #include "archive_entry.h"
 #endif
 
-/*
- * Does this platform have complete-looking POSIX-style ACL support,
- * including some variant of the acl_get_perm() function (which was
- * omitted from the POSIX.1e draft)?
- */
-#if HAVE_SYS_ACL_H && HAVE_ACL_PERMSET_T && HAVE_ACL_USER
-#if HAVE_ACL_GET_PERM || HAVE_ACL_GET_PERM_NP
-#define	HAVE_POSIX_ACL	1
-#endif
-#endif
-
-#ifdef HAVE_LIBACL
-#include <acl/libacl.h>
-#endif
-
-#if HAVE_ACL_GET_PERM
-#define	ACL_GET_PERM acl_get_perm
-#else
-#if HAVE_ACL_GET_PERM_NP
-#define	ACL_GET_PERM acl_get_perm_np
-#endif
-#endif
-
 /*
  * Include "dirent.h" (or it's equivalent on several different platforms).
  *

usr.bin/tar/config_freebsd.h

@@ -26,21 +26,10 @@
  */
 
 /* A default configuration for FreeBSD, used if there is no config.h. */
-
 #include <sys/param.h>  /* __FreeBSD_version */
 
-#if __FreeBSD__ > 4
-#define	HAVE_ACL_GET_PERM 0
-#define	HAVE_ACL_GET_PERM_NP 1
-#define	HAVE_ACL_PERMSET_T 1
-#define	HAVE_ACL_USER 1
-#endif
 #undef	HAVE_ATTR_XATTR_H
-#define	HAVE_BZLIB_H 1
-#define	HAVE_CHFLAGS 1
 #define	HAVE_CHROOT 1
-#define	HAVE_DECL_OPTARG 1
-#define	HAVE_DECL_OPTIND 1
 #define	HAVE_DIRENT_D_NAMLEN 1
 #define	HAVE_DIRENT_H 1
 #define	HAVE_D_MD_ORDER 1
@@ -51,26 +40,13 @@
 #define	HAVE_FNMATCH 1
 #define	HAVE_FNMATCH_H 1
 #define	HAVE_FNM_LEADING_DIR 1
-#define	HAVE_FTRUNCATE 1
-#undef	HAVE_GETXATTR
 #define	HAVE_GRP_H 1
-#define	HAVE_INTTYPES_H 1
 #define	HAVE_LANGINFO_H 1
-#undef	HAVE_LGETXATTR
-#undef	HAVE_LIBACL
 #define	HAVE_LIBARCHIVE 1
-#define	HAVE_LIBBZ2 1
-#define	HAVE_LIBZ 1
 #define	HAVE_LIMITS_H 1
 #undef	HAVE_LINUX_EXT2_FS_H
 #undef	HAVE_LINUX_FS_H
-#undef	HAVE_LISTXATTR
-#undef	HAVE_LLISTXATTR
 #define	HAVE_LOCALE_H 1
-#define	HAVE_MALLOC 1
-#define	HAVE_MEMMOVE 1
-#define	HAVE_MEMORY_H 1
-#define	HAVE_MEMSET 1
 #if __FreeBSD_version >= 450002 /* nl_langinfo introduced */
 #define	HAVE_NL_LANGINFO 1
 #endif
@@ -79,19 +55,11 @@
 #define	HAVE_REGEX_H 1
 #define	HAVE_SETLOCALE 1
 #define	HAVE_STDARG_H 1
-#define	HAVE_STDINT_H 1
 #define	HAVE_STDLIB_H 1
-#define	HAVE_STRCHR 1
-#define	HAVE_STRDUP 1
-#define	HAVE_STRERROR 1
-#define	HAVE_STRFTIME 1
-#define	HAVE_STRINGS_H 1
 #define	HAVE_STRING_H 1
-#define	HAVE_STRRCHR 1
 #define	HAVE_STRUCT_STAT_ST_FLAGS 1
 #undef	HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC
 #define	HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC 1
-#define	HAVE_SYS_ACL_H 1
 #define	HAVE_SYS_IOCTL_H 1
 #define	HAVE_SYS_PARAM_H 1
 #define	HAVE_SYS_STAT_H 1
@@ -100,9 +68,5 @@
 #define	HAVE_UINTMAX_T 1
 #define	HAVE_UNISTD_H 1
 #define	HAVE_UNSIGNED_LONG_LONG
-#define	HAVE_VPRINTF 1
 #define	HAVE_WCTYPE_H 1
-#define	HAVE_ZLIB_H 1
 #undef	MAJOR_IN_MKDEV
-#define	STDC_HEADERS 1
-

usr.bin/tar/write.c

@@ -29,9 +29,6 @@ __FBSDID("$FreeBSD$");
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
 #endif
-#ifdef HAVE_SYS_ACL_H
-#include <sys/acl.h>
-#endif
 #ifdef HAVE_SYS_IOCTL_H
 #include <sys/ioctl.h>
 #endif