sres.c: fixed definition of sres_send() and sres_recvfrom() on win32.
sres.c: fixed definition of sres_send() and sres_recvfrom() on win32.

darcs-hash:20060920142406-65a35-af0097c64bf1edcf1a69fce58c4c322d9ed0e497.gz

jart/sofia-sip,unispeech/sofia-sip,unispeech/sofia-sip,BelledonneCommunications/sofia-sip,xhook/sofia-sip,jart/sofia-sip,erdincay/sofia-sip,BelledonneCommunications/sofia-sip,jart/sofia-sip,unispeech/sofia-sip,BelledonneCommunications/sofia-sip,xhook/sofia-sip,erdincay/sofia-sip,erdincay/sofia-sip,unispeech/sofia-sip,xhook/sofia-sip,erdincay/sofia-sip,xhook/sofia-sip,BelledonneCommunications/sofia-sip,xhook/sofia-sip