Log Message:
Fix canna-canuum which was broken due to 
(1) curses library said undefined
    Fix by adding two replacement patch under canna/patches
    -- One is actually mod on patch-an
    -- The other is patches/patch-canuum_termio.c

(2) Add SUBST Lines for canna-canuum/Makefile
    for fix_curs (as of inputmethod/canna_canuum)

(3) Add Following lines on canna-canuum/Makefile
   .include "../../wip/canna-lib/buildlink3.mk"

Update  canna-lib/buildlink3.mk
-BUILDLINK_API_DEPENDS.Canna-lib+=      Canna-lib>=3.6pl4
+BUILDLINK_API_DEPENDS.Canna-lib+=      Canna-lib>=3.7p3

Following packages are confirmed to be packaged,
by listed in limited_list
with pbulk bulkbuild. (NetBSD/amd64 6.0_BETA2)
---------------
wip/canna
wip/canna-canuum
wip/canna-dict
wip/canna-lib
wip/canna-server
---------------