Allow recursive fetching of distfiles

*** FreeBSD-6.2/ports/Mk/bsd.port.subdir.mk	Tue Jan 16 00:33:26 2007
--- new/ports/Mk/bsd.port.subdir.mk	Tue Jan 16 00:35:05 2007
***************
*** 102,107 ****
--- 102,108 ----
  TARGETS+=	distclean
  TARGETS+=	extract
  TARGETS+=	fetch
+ TARGETS+=	fetch-recursive
  TARGETS+=	fetch-list
  TARGETS+=	ignorelist
  TARGETS+=	makesum