May find this patch helps after latest basesrc pax sync:

Index: ar_subs.c
===================================================================
RCS file: /cvsroot/othersrc/bootstrap-pkgsrc/pax/ar_subs.c,v
retrieving revision 1.5
diff -u -r1.5 ar_subs.c
--- ar_subs.c   2003/07/08 18:23:16     1.5
+++ ar_subs.c   2003/07/11 22:25:51
@@ -350,7 +350,6 @@
                        purg_lnk(arcn);
                        continue;
                }
-               }
                /*
                 * extract the file from the archive and skip over padding and
                 * any unprocessed data

-- 
Jonathan Perkin                             <jonathan@perkin.org.uk>
BBC Internet Services             http://www.perkin.org.uk/jonathan/