*** tar-1.16.1/src/tar.c	2007-01-06 17:42:02.000000000 +0100
--- tar-1.16.1mod/src/tar.c	2007-01-06 17:56:08.000000000 +0100
***************
*** 573,578 ****
--- 573,580 ----
     N_("create archive with volume name TEXT; at list/extract time, use TEXT as a globbing pattern for volume name"), GRID+8 },
    {"bzip2", 'j', 0, 0,
     N_("filter the archive through bzip2"), GRID+8 },
+   {"grzip", 'y', 0, 0,
+    N_("filter the archive through grzip"), GRID+8 },   
    {"gzip", 'z', 0, 0,
     N_("filter the archive through gzip"), GRID+8 },
    {"gunzip", 0, 0, OPTION_ALIAS, NULL, GRID+8 },
***************
*** 1263,1268 ****
--- 1265,1274 ----
      case 'j':
        set_use_compress_program_option ("bzip2");
        break;
+        
+     case 'y':
+       set_use_compress_program_option ("grzip");
+       break;       
  
      case 'k':
        /* Don't replace existing files.  */