make error with AIX 4.2

[Fellinger Franz <fel@advge.magwien.gv.at>]

On 8 Jun 1998, Franz Fellinger wrote:

I have trouble with AIX 4.2.0 and nntpcache 2.3.2.1

This is my Error Message:
cc -g  -o nntpcached  acc.o article.o bregex.o build_history.o nnconf.o
date.o expire.o filter.o group.o history.o http.o ihave.o ipc.o list.o
lock.o log.o newgroups.o newnews.o next.o nocem.o nmalloc.o .o stats.o
xover.o xpath.o ../libproff/libproff.a  ../libconfused/libconfused.a
nntpcache.o  post.o sockets ../libmmalloc/libmmalloc.a
../libdbz/libdbz.a
ld: 0711-317 ERROR: Undefined symbol: .flock

Can a abet me

Fr@nz