Linux port corrections:

* Add a more reasonable default device for linux
   * Add an autoconf check for the FNM_LEADING_DIR extension
     (which isn't yet obeyed in the code)

usr.bin/tar/bsdtar.c

@@ -65,11 +65,14 @@ struct option {
 
 #include "bsdtar.h"
 
+#ifdef linux
+#define _PATH_DEFTAPE "/dev/st0"
+#endif
+
 #ifndef _PATH_DEFTAPE
 #define _PATH_DEFTAPE "/dev/tape"
 #endif
 
-
 static int		 bsdtar_getopt(struct bsdtar *, const char *optstring,
     const struct option **poption);
 static void		 long_help(struct bsdtar *);

usr.bin/tar/bsdtar_platform.h

@@ -133,9 +133,6 @@
 #endif
 #endif
 
-/* XXX get fnmatch GNU extensions (FNM_LEADING_DIR)
- * (should probably use AC_FUNC_FNMATCH_GNU once using autoconf...) */
-
 #if HAVE_STRUCT_STAT_ST_MTIMESPEC_TV_NSEC
 #define	ARCHIVE_STAT_MTIME_NANOS(st)	(st)->st_mtimespec.tv_nsec
 #else
@@ -146,5 +143,4 @@
 #endif
 #endif
 
-
 #endif /* !BSDTAR_PLATFORM_H_INCLUDED */

usr.bin/tar/configure.ac.in

@@ -33,6 +33,8 @@ AC_CHECK_DECL([D_MD_ORDER],
 
 # Checks for library functions.
 AC_FUNC_FNMATCH
+# Check for FNM_LEADING_DIR fnmatch extension
+AC_GNU_SOURCE
 AC_PROG_GCC_TRADITIONAL
 AC_FUNC_LSTAT
 AC_HEADER_MAJOR