Bandaid for LP64 machines where 'warning: cast to pointer from different

sized integer' bites.  The various malloc functions return pointers,
but without any prototype/declarations visible to callers, the compiler
expects them to return int.

gnu/usr.bin/tar/port.h

@@ -17,6 +17,8 @@ You should have received a copy of the GNU General Public License
 along with GNU Tar; see the file COPYING.  If not, write to
 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 
+/* $FreeBSD$ */
+
 /* AIX requires this to be the first thing in the file. */
 #ifdef __GNUC__
 #define alloca __builtin_alloca
@@ -119,6 +121,9 @@ typedef long off_t;
 char *malloc (), *realloc ();
 char *getenv ();
 #endif
+PTR ck_malloc ();
+PTR ck_realloc ();
+char *xmalloc ();
 
 #ifndef _POSIX_VERSION
 #ifdef __MSDOS__

gnu/usr.bin/tar/prepend_args.c

@@ -24,6 +24,7 @@
 #endif
 #include <sys/param.h>
 #include "prepend_args.h"
+#include "port.h"
 
 
 /* Find the white-space-separated options specified by OPTIONS, and