Make "default" a fully reserved word in syntax 4.0 also

Fixes	#2959

lib/libvcc/vcc_parse.c

@@ -357,7 +357,7 @@ static struct toplev {
 	{ "probe",		vcc_ParseProbe,		VCL_41,	VCL_HIGH },
 	{ "import",		vcc_ParseImport,	VCL_41,	VCL_HIGH },
 	{ "vcl",		vcc_ParseVcl,		VCL_41,	VCL_HIGH },
-	{ "default",		NULL,			VCL_41, VCL_HIGH },
+	{ "default",		NULL,			VCL_40, VCL_HIGH },
 	{ NULL, NULL }
 };
 

lib/libvcc/vcc_symb.c

@@ -146,7 +146,7 @@ VCC_Symbol(struct vcc *tl, struct symbol *parent,
 			break;
 		if ((kind == SYM_NONE && kind == sym->kind))
 			continue;
-		if (tl->syntax < VCL_41 &&
+		if (tl->syntax < VCL_41 && strcmp(sym->name, "default") &&
 		     (kind != SYM_NONE && kind != sym->kind))
 			continue;
 		break;