Win32 new files.

src/win32/README

+Add the included headers endian.h into Cygwin's include/, tcp.h into
+include/netinet, and un.h into include/sys.
+

src/win32/endian.h

+#ifndef _ENDIAN_H_
+#define _ENDIAN_H_
+
+/* JKR added file, all hacks will be in the files added, not in EGCS */
+
+#include <sys/param.h>
+
+#endif
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src/win32/tcp.h

+#ifndef	_INET_TCP_
+#define	_INET_TCP_
+
+/* JKR added file, all hacks will be in the files added, not in EGCS */
+
+#endif	/* _INET_TCP_ */

src/win32/un.h

+#ifndef	_SYS_UN_H
+#define	_SYS_UN_H
+
+/* JKR added file, all hacks will be in the files added, not in EGCS */
+
+struct	sockaddr_un {
+	short	sun_family;		/* AF_UNIX */
+	char	sun_path[108];		/* path name (gag) */
+};
+
+#endif /* _SYS_UN_H */
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