..try su -ing to root and run /usr/sbin/modconf this will present you with a screen not unlike the one encountered when installing potato. use the arrow keys to navigate to "misc".. ..there you will find the modules for soundcards.. ..first select "Sound OSS" (or something similar), then "low-level sound support" (i dont think this is needed for sb16 but i load it anyhow, just to be certain) and finally select the module named "sb.o".. ..and voila, that is.. ..if your SB16 uses the default settings..
compiling a kernel isnt hard at all, aslong as you read the Kernel HOWTO.. William