Use an array to get the device format from the user config string
treebdd7b6c7b168a0c8afb2e5d93506ef0d3c926621
-rw-r--r-- 6 .gitignore
drwxr-xr-x - Alc
-rw-r--r-- 23346 CMakeLists.txt
-rw-r--r-- 25269 COPYING
drwxr-xr-x - OpenAL32
-rw-r--r-- 1662 README
-rw-r--r-- 1310 XCompile.txt
-rw-r--r-- 9585 alsoftrc.sample
drwxr-xr-x - build
drwxr-xr-x - cmake
-rw-r--r-- 3035 config.h.in
drwxr-xr-x - include
-rw-r--r-- 300 openal.pc.in
drwxr-xr-x - utils