Fix SF bug [ #450245 ] Error in parsing future stmts Check return value from future_parse() in for loop for file_input to accomodate multiple future statements on separate lines. Add several comments explaining how the code works. Remove out-dated XXX comment.

#include "Python.h"

#ifndef PLATFORM
#define PLATFORM "unknown"
#endif

const char *
Py_GetPlatform(void)
{
	return PLATFORM;
}