gearman/libhostile/setsockopt.h

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 *  Data Differential's libhostle
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#pragma once

#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>

typedef int (setsockopt_fn)(int sockfd, int level, int optname,
                            const void *optval, socklen_t optlen);