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#include <sys/types.h>
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#include <sys/socket.h>
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#include "socket.h"
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void socket_tryreservein(int s,int size)
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{
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while (size >= 1024) {
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if (setsockopt(s,SOL_SOCKET,SO_RCVBUF,&size,sizeof size) == 0) return;
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size -= (size >> 5);
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}
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}
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