$ make install
test -d //usr/local || install -d -o root -g bin -m 755 //usr/local
test -d //usr/local/bin || install -d -o root -g bin -m 755 //usr/local/bin
test -d //usr/local/man || install -d -o root -g bin -m 755 //usr/local/man
test -d //usr/local/man/man1 || install -d -o root -g bin -m 755 //usr/local/man/man1
for file in nfcapd nfdump nfprofile nfreplay nftest nfgen ; do \
        if [ -f $file.1 ]; then \
                /usr/bin/install -c -o root -g bin -m 755 $file //usr/local/bin ; \
                /usr/bin/install -c -o root -g bin -m 644 $file.1 //usr/local/man/man1 ; \
        fi \
done;
/usr/bin/install: cannot create regular file `//usr/local/bin/nfcapd': Permission denied
/usr/bin/install: cannot create regular file `//usr/local/man/man1/nfcapd.1': Permission denied
/usr/bin/install: cannot create regular file `//usr/local/bin/nfdump': Permission denied
/usr/bin/install: cannot create regular file `//usr/local/man/man1/nfdump.1': Permission denied
/usr/bin/install: cannot create regular file `//usr/local/bin/nfprofile': Permission denied
/usr/bin/install: cannot create regular file `//usr/local/man/man1/nfprofile.1': Permission denied
/usr/bin/install: cannot create regular file `//usr/local/bin/nfreplay': Permission denied
/usr/bin/install: cannot create regular file `//usr/local/man/man1/nfreplay.1': Permission denied
test -f //usr/local/bin/nfclean.pl || /usr/bin/install -c -o root -g bin -m 755 nfclean.pl //usr/local/bin
/usr/bin/install: cannot create regular file `//usr/local/bin/nfclean.pl': Permission denied
make: *** [install] Error 1
$