From cb16df37004754f4e5992fe1740726a5b5e0e183 Mon Sep 17 00:00:00 2001
From: Cody Boone Ferguson <53008573+xexyl@users.noreply.github.com>
Date: Thu, 2 Mar 2023 07:22:58 -0800
Subject: [PATCH] Restore alt rule in 1987/heckbert/Makefile

It was removed because it depends on the .orig.c file that no longer
exists but it was a mistake to remove it altogether so I have restored it as
requested at
https://github.com/ioccc-src/temp-test-ioccc/pull/24#issuecomment-1451367869.
---
 1987/heckbert/Makefile | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/1987/heckbert/Makefile b/1987/heckbert/Makefile
index 22bfccb5c..ed4382d42 100644
--- a/1987/heckbert/Makefile
+++ b/1987/heckbert/Makefile
@@ -186,6 +186,10 @@ all: ${DATA} ${TARGET}
 ${PROG}: ${PROG}.c
 	${CC} ${CFLAGS} $< -o $@ ${LIBS}
 
+# alternative executable
+#
+alt: data ${ALT_TARGET}
+	@${TRUE}
 
 # data files
 #