--- cairo-1.18.2/test/pdf-structure.c.orig	2024-09-01 15:09:23.000000000 +0200
+++ cairo-1.18.2/test/pdf-structure.c	2024-09-04 21:53:07.995795921 +0200
@@ -547,15 +547,20 @@
                ctx->output, BASENAME, test->name);
 
     ret = system (command);
-    cairo_test_log (ctx, "%s  exit code %d\n", command,
-                    WIFEXITED (ret) ? WEXITSTATUS (ret) : -1);
+    cairo_test_log (ctx, "%s  exit code %d\n", command, ret);
+//                    WIFEXITED (ret) ? WEXITSTATUS (ret) : -1);
 
-    if (WIFEXITED (ret)) {
+/*    if (WIFEXITED (ret)) {
         if (WEXITSTATUS (ret) == 0)
             result = CAIRO_TEST_SUCCESS;
         else if (WEXITSTATUS (ret) == 4)
-            result = CAIRO_TEST_UNTESTED; /* pdfinfo not found or wrong version */
+            result = CAIRO_TEST_UNTESTED; pdfinfo not found or wrong version
     }
+*/
+    if ( ret == 0)
+        result = CAIRO_TEST_SUCCESS;
+    else if ( ret > 0 )
+        result = CAIRO_TEST_UNTESTED; /* pdfinfo not found, wrong version, missing ref */
 
     free (command);
     return result;