--- src/bzfs/bzfs.cxx.orig 2018-09-27 08:34:45.781489776 +0200 +++ src/bzfs/bzfs.cxx 2018-09-27 08:35:47.688492106 +0200 @@ -1312,7 +1312,7 @@ // accept incoming connection on our well known port struct sockaddr_in clientAddr; AddrLen addr_len = sizeof(clientAddr); - int fd = accept(wksSocket, (struct sockaddr*)&clientAddr, &addr_len); + int fd = accept(wksSocket, (struct sockaddr*)&clientAddr, (socklen_t*)&addr_len); if (fd == -1) { nerror("accepting on wks");