http://www.berklix.com/~jhs/src/bsd/fixes/freebsd/ports/gen/Mk/bsd.port.subdir.mk.reinstall-recursive.REL=8.2-RELEASE.diff

reinstall-recursive is useful when cleaning & rebuilding, when
one suspects damage in ports/ &/or local/

2010.08.05 I found after I'd built openoffice on 1 host, 
doing an nfs make reinstall from a different host didn't installed the java stuff.

*** 8.1-RC2+jhs/ports/Mk/bsd.port.subdir.mk	Wed Jul 14 23:01:39 2010
--- new-generic/ports/Mk/bsd.port.subdir.mk	Thu Aug  5 02:43:42 2010
***************
*** 181,186 ****
--- 181,187 ----
  TARGETS+=	package-recursive
  TARGETS+=	realinstall
  TARGETS+=	reinstall
+ TARGETS+=	reinstall-recursive
  TARGETS+=	tags
  TARGETS+=	package-clean
  TARGETS+=	package-clean-deinstall