Index: tools/llvm/Makefile
===================================================================
RCS file: /cvsroot/src/tools/llvm/Makefile,v
retrieving revision 1.22
diff -u -r1.22 Makefile
--- tools/llvm/Makefile	1 May 2018 19:59:47 -0000	1.22
+++ tools/llvm/Makefile	21 Feb 2020 10:07:06 -0000
@@ -35,9 +35,11 @@
 	for lib in tinfo terminfo ncurses curses; do \
 		if ${HOST_CC} -o need-terminfo.out need-terminfo.c -l$$lib > /dev/null 2>&1; then \
 			echo -l$$lib > ${.TARGET}; \
-			break; \
+			exit 0; \
 		fi; \
-	done
+	done; \
+	echo "ERROR: MISSING TERMINFO DEVEL LIBRARY"; \
+	exit 1
 
 CLEANFILES+=	need-dl need-dl.c need-dl.out need-terminfo need-terminfo.c need-terminfo.out