diff -Naur old/src/oping.c new/src/oping.c
--- old/src/oping.c	2017-05-10 21:32:27.000000000 -1000
+++ new/src/oping.c	2018-06-13 08:29:44.887061003 -1000
@@ -903,7 +903,6 @@
 #if USE_NCURSES
 static _Bool has_utf8() /* {{{ */
 {
-# if HAVE_NCURSESW_NCURSES_H
 	if (!opt_utf8)
 	{
 		/* Automatically determine */
@@ -913,9 +912,6 @@
 			opt_utf8 = 1;
 	}
 	return ((_Bool) (opt_utf8 - 1));
-# else
-	return (0);
-# endif
 } /* }}} _Bool has_utf8 */
 
 static int update_graph_boxplot (ping_context_t *ctx) /* {{{ */