You may want to use a newer version of Redhat. A lot have changed since 7.3.
The tools you need to compile programs or modules (drivers)
1) Kernel source code (can be found on the CDs)
2) Compiler such as the famous gcc
3) gzip, bzip2, tar compress and archive tools
4) Time and patients
Go to ALSA site and download the files. Then go to
Read it carefully. Use && instead of ; in the howto setup alsa page for your sound card. You may want to check out jack.
for list of Windows to LINUX software.