| diff -ur tar-1.29.dist/build-aux/config.guess tar-1.29/build-aux/config.guess | 
 | --- tar-1.29.dist/build-aux/config.guess	2015-08-24 06:07:56.000000000 -0400 | 
 | +++ tar-1.29/build-aux/config.guess	2016-05-25 16:16:49.269134261 -0400 | 
 | @@ -229,6 +229,10 @@ | 
 |  	# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used. | 
 |  	echo "${machine}-${os}${release}${abi}" | 
 |  	exit ;; | 
 | +    *:Akaros:*:*) | 
 | +	UNAME_MACHINE_ARCH=x86_64 | 
 | +	echo x86_64-ucb-akaros1.0 | 
 | +	exit ;; | 
 |      *:Bitrig:*:*) | 
 |  	UNAME_MACHINE_ARCH=`arch | sed 's/Bitrig.//'` | 
 |  	echo ${UNAME_MACHINE_ARCH}-unknown-bitrig${UNAME_RELEASE} | 
 | diff -ur tar-1.29.dist/build-aux/config.sub tar-1.29/build-aux/config.sub | 
 | --- tar-1.29.dist/build-aux/config.sub	2015-08-24 06:07:56.000000000 -0400 | 
 | +++ tar-1.29/build-aux/config.sub	2016-05-25 16:18:07.055248027 -0400 | 
 | @@ -1379,7 +1379,7 @@ | 
 |  	      | -hpux* | -unos* | -osf* | -luna* | -dgux* | -auroraux* | -solaris* \ | 
 |  	      | -sym* | -kopensolaris* | -plan9* \ | 
 |  	      | -amigaos* | -amigados* | -msdos* | -newsos* | -unicos* | -aof* \ | 
 | -	      | -aos* | -aros* | -cloudabi* | -sortix* \ | 
 | +	      | -akaros* | -aos* | -aros* | -cloudabi* | -sortix* \ | 
 |  	      | -nindy* | -vxsim* | -vxworks* | -ebmon* | -hms* | -mvs* \ | 
 |  	      | -clix* | -riscos* | -uniplus* | -iris* | -rtu* | -xenix* \ | 
 |  	      | -hiux* | -386bsd* | -knetbsd* | -mirbsd* | -netbsd* \ | 
 | diff -ur tar-1.29.dist/gnu/error.c tar-1.29/gnu/error.c | 
 | --- tar-1.29.dist/gnu/error.c	2015-08-24 06:08:23.000000000 -0400 | 
 | +++ tar-1.29/gnu/error.c	2016-08-16 15:00:28.414028967 -0400 | 
 | @@ -170,7 +170,8 @@ | 
 |  static void | 
 |  print_errno_message (int errnum) | 
 |  { | 
 | -  char const *s; | 
 | +  char const *s, *estr; | 
 | +  int serrno = errno; | 
 |   | 
 |  #if defined HAVE_STRERROR_R || _LIBC | 
 |    char errbuf[1024]; | 
 | @@ -196,6 +197,11 @@ | 
 |  #else | 
 |    fprintf (stderr, ": %s", s); | 
 |  #endif | 
 | +#ifdef __ros__ | 
 | +  estr = errstr(); | 
 | +  if (serrno == errnum && estr != NULL && *estr != '\0') | 
 | +    fprintf (stderr, ", %s", estr); | 
 | +#endif | 
 |  } | 
 |   | 
 |  static void _GL_ATTRIBUTE_FORMAT_PRINTF (3, 0) _GL_ARG_NONNULL ((3)) | 
 | diff -ur tar-1.29.dist/lib/system.h tar-1.29/lib/system.h | 
 | --- tar-1.29.dist/lib/system.h	2014-12-20 11:01:28.000000000 -0500 | 
 | +++ tar-1.29/lib/system.h	2016-05-25 16:21:00.643965577 -0400 | 
 | @@ -304,6 +304,13 @@ | 
 |  # define GOT_MAJOR | 
 |  #endif | 
 |   | 
 | +#ifdef __ros__ | 
 | +# define major(device)		(device) | 
 | +# define minor(device)		(device) | 
 | +# define makedev(major, minor)	(((major) << 8) | (minor)) | 
 | +# define GOT_MAJOR | 
 | +#endif | 
 | + | 
 |  #ifndef GOT_MAJOR | 
 |  # if MSDOS | 
 |  #  define major(device)		(device) |