port upgrade problem: libncurses.so.5.6 not found

[Tsu-Fan Cheng]

Hi,
   just cvsup my port tree and upgrade a few of them by portmaster,
but somehow there is this error that blocks a lot of upgrades:
shared object "libncurses.so.5.6" not found,  required by
"xgettext/msgmerge/msgfmt"...

if there something i missed these days? if was find a couple days ago
when I did my last upgrade. Any idea is appreciated!! thansk!!

TFC