ioctlsocket 2072 opal/mca/event/libevent2022/libevent/buffer.c if (ioctlsocket(fd, FIONREAD, &lng) < 0) ioctlsocket 300 opal/mca/event/libevent2022/libevent/evutil.c if (ioctlsocket(fd, FIONBIO, &nonblocking) == SOCKET_ERROR) { ioctlsocket 100 opal/win32/opal_misc.h case F_SETFL: mode = 1; ret = ioctlsocket ((SOCKET)fildes, FIONBIO, (u_long FAR*) &mode);