FlowScan을 설치할 때 에러가 납니다. 조언부탁드립니다.

안녕하세요

레드햇 8.0 에서 flowscan 을 세팅할려고하는데요.

세팅시
[jeong@ FlowScan-1.006]$ ./configure --prefix=/var/netflow
loading cache ./config.cache
checking host system type... i686-unknown-linux
checking for find... (cached) /usr/bin/find
checking for gzip... (cached) /bin/gzip
checking for ksh... (cached) /bin/ksh
checking for ln... (cached) /bin/ln
checking for ls... (cached) /bin/ls
checking for mkdir... (cached) /bin/mkdir
checking for perl... (cached) /usr/local/bin/perl
checking perl version... ok
checking for rm... (cached) /bin/rm
checking for rcs... (cached) /usr/bin/rcs
checking for rrdtool... (cached) /usr/local/rrdtool/bin/rrdtool
checking for sed... (cached) /bin/sed
checking for tar... (cached) /bin/tar
checking for touch... (cached) /bin/touch
checking for xargs... (cached) /usr/bin/xargs
checking for head... (cached) /usr/bin/head
checking for grep... (cached) /bin/grep
checking for mv... (cached) /bin/mv
checking for rm... (cached) /bin/rm
checking for cp... (cached) /bin/cp
checking for RRDs... yes
checking for Boulder::Stream... yes
checking for Net::Patricia >= 1.010... yes
checking for ConfigReader::DirectiveStyle... yes
checking for Cflow >= 1.024... yes
checking for HTML::Table... yes
checking that service name for 80/tcp is http... yes
creating ./config.status
roky
creating Makefile
creating flowscan
creating graphs.mf
creating example/crontab
creating util/locker
creating util/add_ds.pl
creating util/add_txrx
creating util/event2vrule
creating util/ip2hostname

[jeong@ FlowScan-1.006]$ make
make: Nothing to be done for `all'.

위와 같은 에러가 나서 해결을 못하고 있습니다.
이럴땐 어디를 봐야하는건지 조언 주시면 정말 감사드리겠습니다.