OpenImageIO/oiio — pull request #202 by neurodroid (2011-12-15 14:41:43+00:00)
Title: Include string.h in optparse.h

On my system, strchr() is not declared if string.h is not included.

$ lsb_release -r
Description:	Ubuntu 10.04.3 LTS

$ gcc --version
gcc (Ubuntu 4.4.3-4ubuntu5) 4.4.3
[...]