make install had a problem with the RUN_DEPENDS.
Here's a quick diff:
# cvs diff -u Makefile
Index: Makefile
===================================================================
RCS file: /cvs/ports/editors/openoffice3-dicts/Makefile,v
retrieving revision 1.4
diff -u -r1.4 Makefile
--- Makefile 15 Feb 2009 10:29:58 -0000 1.4
+++ Makefile 31 May 2009 03:29:24 -0000
@@ -25,7 +25,7 @@
EXTRACT_CASES= *.oxt) break;;
-RUN_DEPENDS= openoffice:openoffice->=3:editors/openoffice3
+RUN_DEPENDS= ::editors/openoffice3
DIST_SUBDIR= ${NAME}-${V}
NO_EXTRACT= Yes