Warn that -l is not implemented, but carry on
diff --git a/options.c b/options.c
index f53a474..1f527d0 100644
--- a/options.c
+++ b/options.c
@@ -510,8 +510,8 @@
 			opt_i++;
 			break;
 		case 'l':
-			//assert(!"-l support not yet implemented");
-			//abort();
+			// XXX TODO
+			fprintf(stderr, "-l support not yet implemented\n");
 			break;
 		case 'L':
 			libcalls = 0;