Remove trailing / from -I flags, MinGW appears to dislike them. patch by Zuxy Meng, zuxy.meng gmail com
Remove trailing / from -I flags, MinGW appears to dislike them.
patch by Zuxy Meng, zuxy.meng gmail com


git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@8948 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

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