Catching up on my mail-backlog, see ChangeLog for details
diff --git a/ioctl.c b/ioctl.c
index 65d3f52..24e84ba 100644
--- a/ioctl.c
+++ b/ioctl.c
@@ -108,8 +108,10 @@
 #endif /* !LINUX */
 		return sock_ioctl(tcp, code, arg);
 #ifdef SVR4
+#ifndef SVR4_MP
 	case 'q':
 		return proc_ioctl(tcp, code, arg);
+#endif
 #endif /* SVR4 */
 #ifdef HAVE_SYS_STREAM_H
 	case 'S':