Snprintf && _snprintf check + wrc fix

["Steven Edwards" <Steven_Ed4153@yahoo.com>]

Last tools fix I think besides makefile changes for mingw port.

Changelog: detect snprintf && _snprintf, use _snprintf on stupid
platforms(windows)

"Every revolution was once a thought in one man's mind"
- Ralph Waldo Emerson

Attachment: configure.diff
Description: Binary data

Attachment: ppy.y.diff
Description: Binary data

Attachment: configure.ac.diff
Description: Binary data

Attachment: config.h.in.diff
Description: Binary data

Attachment: port.h
Description: Binary data