Erhm, what output do you get? It is difficult to assist you when you don't cooperate.
You can get prebuilt NTFS drivers for Red Hat Linux here:
http://linux-ntfs.sourceforge.net/info/redhat.html
But fdisk is fs-independent.
You wrote, you get info about hdc in
dmesg | grep ^hdc, so what do you get when you run the two suggested commands?
And what is logged in /var/log/messages about hdc?