Only try to adjust dev width when curses is built in.
diff --git a/cgminer.c b/cgminer.c
index 34612f9..29ffc38 100644
--- a/cgminer.c
+++ b/cgminer.c
@@ -4979,7 +4979,9 @@ void enable_device(struct cgpu_info *cgpu)
cgpu->deven = DEV_ENABLED;
devices[cgpu->cgminer_id = cgminer_id_count++] = cgpu;
mining_threads += cgpu->threads;
+#ifdef HAVE_CURSES
adj_width(mining_threads, &dev_width);
+#endif
#ifdef HAVE_OPENCL
if (cgpu->api == &opencl_api) {
gpu_threads += cgpu->threads;