https://bugs.gentoo.org/715952
Need to append `-lobstack` for musl build, can't stuff it in
LDFLAGS due to `--as-needed`
--- a/Makefile
+++ b/Makefile
@@ -57,7 +57,7 @@
 include $(csources:.c=.d)
 
 anacron: $(objects)
-	$(CC) $(LDFLAGS) $^ $(LOADLIBES) -o $@
+	$(CC) $(LDFLAGS) $^ $(LOADLIBES) $(LIBS) -o $@
 
 %.o : %.c
 	$(CC) -c $(ALL_CPPFLAGS) $(CFLAGS) $< -o $@