Always declares FOG variable regardless of fog state. Previously, only declared
fog if FOG_DISABLED was undefined. This caused errors if the code tried to
write to fog later. Exists as a dummy variable when unused.
Signed-off-by: Joshua Rothe <joshrothe@gmail.com>
(cherry picked from commit 7a2f188382ecbe7f81a4378e9786e0da0b575f9f)
Joshua Rothe
795a61dbb3