Add logic to figure out whether strptime is present on the system. If not, then get it built.
Add logic to figure out whether strptime is present on the system. If not, then
get it built.


git-svn-id: a4d7c1866f8397a4106e0b57fc4fbf792bbdaaaf@819 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

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