Compiling rt2500 drivers

I've just tried compiling a driver for an rt2500 based wireless network
card in FC6. Unfortunately I'm having a few problems:

[mfraser@rachael Module]$ make
make[1]: Entering directory `/usr/src/kernels/2.6.19-1.2895.fc6-i586'
  CC [M]  /home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rtmp_main.o
In file included from
/home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rtmp_main.c:50:
/home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rt_config.h:58:40:
error: linux/config.h: No such file or directory
/home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rtmp_main.c: In
function ?RT2500_open?:
/home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rtmp_main.c:343:
warning: passing argument 2 of ?request_irq? from incompatible pointer type
/home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rtmp_main.c: In
function ?rt2500_resume?:
/home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rtmp_main.c:947:
warning: ignoring return value of ?pci_enable_device?, declared with
attribute warn_unused_result
make[2]: ***
[/home/mfraser/Downloads/WirelessDrivers/rt2500/Module/rtmp_main.o] Error 1
make[1]: ***
[_module_/home/mfraser/Downloads/WirelessDrivers/rt2500/Module] Error 2
make[1]: Leaving directory `/usr/src/kernels/2.6.19-1.2895.fc6-i586'
rt2500.ko failed to build!
make: *** [module] Error 1
[mfraser@rachael Module]$

Can some kind person help me figure out where I'm going wrong?