cc -> $cc typo fix, caused amd64 to be misdetected as x86 when cc not available
cc -> $cc typo fix, caused amd64 to be misdetected as x86 when cc not available


git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@6044 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

prajnashi/ffmpeg,prajnashi/ffmpeg,prajnashi/ffmpeg,prajnashi/ffmpeg