1 files changed, 1 insertions, 1 deletions
diff --git a/socket.c b/socket.c
index ec6e047..32a4873 100644
--- a/socket.c
+++ b/socket.c
@@ -415,7 +415,7 @@ void sorecvfrom(so) struct socket *so;
          */
         len = M_FREEROOM(m);
         /* if (so->so_fport != htons(53)) { */
-        ioctl(so->s, FIONREAD, &n);
+        ioctlsocket(so->s, FIONREAD, &n);
 
         if (n > len) {
             n = (m->m_data - m->m_dat) + m->m_len + n + 1;