More trace info.

dlls/ntdll/tests/env.c

@@ -154,7 +154,7 @@ static void testSetHelper(LPWSTR* env, const char* var, const char* val, NTSTATU
             ok(strcmpW(bval1, bval2) == 0, "Cannot get value written to environment\n");
             break;
         case STATUS_VARIABLE_NOT_FOUND:
-            ok(val == NULL, "Couldn't find variable, but didn't delete it\n");
+            ok(val == NULL, "Couldn't find variable, but didn't delete it. val = %s\n", val);
             break;
         default:
             ok(0, "Wrong ret %lu for %s\n", nts, var);

dlls/shlwapi/tests/shreg.c

@@ -248,7 +248,7 @@ static void test_SHQUeryValueEx(void)
         todo_wine
         {
                 ok( (0 == strcmp("", buf)) | (0 == strcmp(sEnvvar2, buf)),
-                    "Expected empty or first part of the string (win98), got (%s)\n", buf);
+                    "Expected empty or first part of the string \"%s\", got \"%s\"\n", sEnvvar2, buf);
         }
 
 	ok( dwSize >= nUsedBuffer2, "Buffer size (%lu) should be >= (%lu)\n", dwSize, nUsedBuffer2);