oksh-noxz [fork] Portable OpenBSD ksh, based on the Public Domain Korn Shell (pdksh).
	git clone https://noxz.tech/git/oksh-noxz.git
	oksh-noxz

commit: ecb75ab017842021260b38c0feeb71c9ca8e590b
parent: fe33dbf67b94df102603fdcf26d4d95d317e43a8
author: Brian Callahan <bcallah@openbsd.org>
date:   Fri, 30 Oct 2020 20:45:10 -0400

Allow this code to be commented out when not compiling with curses.

diff --git a/vi.c b/vi.c
@@ -14,7 +14,7 @@
 #include <ctype.h>
 #include <stdlib.h>
 #include <string.h>
-#ifndef SMALL
+#if !defined(SMALL) && !defined(NO_CURSES)
 # include <term.h>
 # include <curses.h>
 #endif
@@ -1731,7 +1731,7 @@ do_clear_screen(void)
 {
 	int neednl = 1;
 
-#ifndef SMALL
+#if !defined(SMALL) && !defined(NO_CURSES)
 	if (cur_term != NULL && clear_screen != NULL) {
 		if (tputs(clear_screen, 1, x_putc) != ERR)
 			neednl = 0;