fixed unsigned/signed int issue due to SOCKET type being unsigned on Win32/64 at least.
fixed unsigned/signed int issue due to SOCKET type being unsigned on Win32/64 at least.

GerHobbelt/civet-webserver,commshare/civet-webserver,commshare/civet-webserver,commshare/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,commshare/civet-webserver,commshare/civet-webserver,commshare/civet-webserver,GerHobbelt/civet-webserver,commshare/civet-webserver,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver