NVidia Port Problems with kernel

Hello!
I'm a FreeBSD 5.1-CURRENT user and I use NVidia card.
While I'm building 'ports/x11/nvidia-driver' make return errors

> cd /usr/ports/x11/nvidia-driver;make

#ERRORS

/usr/ports/x11/nvidia-driver/work/NVIDIA-FreeBSD-x86-1.0-4365/src/nvidia_sysctl.                                                               c: In function `nvidia_find_bridge':
/usr/ports/x11/nvidia-driver/work/NVIDIA-FreeBSD-x86-1.0-4365/src/nvidia_sysctl.                                                               c:234: error: `PCIR_HEADERTYPE' undeclared (first use in this function)
/usr/ports/x11/nvidia-driver/work/NVIDIA-FreeBSD-x86-1.0-4365/src/nvidia_sysctl.                                                               c:234: error: (Each undeclared identifier is reported only once
/usr/ports/x11/nvidia-driver/work/NVIDIA-FreeBSD-x86-1.0-4365/src/nvidia_sysctl.                                                               c:234: error: for each function it appears in.)



You can see full output in attrached file 'make.out'.
I know that in previous version of kernel it runs.

If is error that I made answarme. thanks!