diff --git a/dlls/shlwapi/tests/istream.c b/dlls/shlwapi/tests/istream.c
index 4a36b3ab0ba..f525d7c3316 100644
--- a/dlls/shlwapi/tests/istream.c
+++ b/dlls/shlwapi/tests/istream.c
@@ -281,12 +281,15 @@ static void test_SHCreateStreamOnFileA(DWORD mode, DWORD stgm)
     ok(stream != NULL, "SHCreateStreamOnFileA: expected a valid IStream object, got NULL\n");
 
     if (stream) {
+        BOOL delret;
         test_IStream_invalid_operations(stream, mode);
 
         refcount = IStream_Release(stream);
         ok(refcount == 0, "SHCreateStreamOnFileA: expected 0, got %d\n", refcount);
 
-        ok(DeleteFileA(test_file), "SHCreateStreamOnFileA: could not delete file '%s', got error %d\n", test_file, GetLastError());
+        delret = DeleteFileA(test_file);
+        ok(delret, "SHCreateStreamOnFileA: could not delete file '%s', got error %d\n",
+           test_file, GetLastError());
     }
 }
 
@@ -388,14 +391,15 @@ static void test_SHCreateStreamOnFileW(DWORD mode, DWORD stgm)
     ok(stream != NULL, "SHCreateStreamOnFileW: expected a valid IStream object, got NULL\n");
 
     if (stream) {
+        BOOL delret;
         test_IStream_invalid_operations(stream, mode);
 
         refcount = IStream_Release(stream);
         ok(refcount == 0, "SHCreateStreamOnFileW: expected 0, got %d\n", refcount);
 
-        ok(DeleteFileA(test_fileA),
-            "SHCreateStreamOnFileW: could not delete the test file, got error %d\n",
-            GetLastError());
+        delret = DeleteFileA(test_fileA);
+        ok(delret, "SHCreateStreamOnFileW: could not delete the test file, got error %d\n",
+           GetLastError());
     }
 }
 
@@ -409,6 +413,7 @@ static void test_SHCreateStreamOnFileEx(DWORD mode, DWORD stgm)
     WCHAR test_file[MAX_PATH];
     CHAR  test_fileA[MAX_PATH];
     static const CHAR testEx_txt[] = "\\testEx.txt";
+    BOOL delret;
 
     trace("SHCreateStreamOnFileEx: testing mode %d, STGM flags %08x\n", mode, stgm);
 
@@ -489,9 +494,9 @@ static void test_SHCreateStreamOnFileEx(DWORD mode, DWORD stgm)
         refcount = IStream_Release(stream);
         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 
-        ok(DeleteFileA(test_fileA),
-            "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n",
-            GetLastError());
+        delret = DeleteFileA(test_fileA);
+        ok(delret, "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n",
+           GetLastError());
     }
 
     stream = NULL;
@@ -510,9 +515,9 @@ static void test_SHCreateStreamOnFileEx(DWORD mode, DWORD stgm)
         refcount = IStream_Release(stream);
         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
 
-        ok(DeleteFileA(test_fileA),
-            "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n",
-            GetLastError());
+        delret = DeleteFileA(test_fileA);
+        ok(delret, "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n",
+           GetLastError());
     }
 
     stream = NULL;
@@ -577,9 +582,9 @@ static void test_SHCreateStreamOnFileEx(DWORD mode, DWORD stgm)
         ok(refcount == 0, "SHCreateStreamOnFileEx: expected 0, got %d\n", refcount);
     }
 
-    ok(DeleteFileA(test_fileA),
-        "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n",
-        GetLastError());
+    delret = DeleteFileA(test_fileA);
+    ok(delret, "SHCreateStreamOnFileEx: could not delete the test file, got error %d\n",
+       GetLastError());
 }
 
 
diff --git a/dlls/shlwapi/tests/ordinal.c b/dlls/shlwapi/tests/ordinal.c
index 07ed84b044f..1536e52db6e 100644
--- a/dlls/shlwapi/tests/ordinal.c
+++ b/dlls/shlwapi/tests/ordinal.c
@@ -636,19 +636,19 @@ static void test_GetShellSecurityDescriptor(void)
     ok(psd!=NULL, "GetShellSecurityDescriptor failed\n");
     if (psd!=NULL)
     {
-        BOOL bHasDacl = FALSE, bDefaulted;
+        BOOL bHasDacl = FALSE, bDefaulted, ret;
         PACL pAcl;
         DWORD dwRev;
         SECURITY_DESCRIPTOR_CONTROL control;
 
         ok(IsValidSecurityDescriptor(psd), "returned value is not valid SD\n");
 
-        ok(GetSecurityDescriptorControl(psd, &control, &dwRev),
-                "GetSecurityDescriptorControl failed with error %u\n", GetLastError());
+        ret = GetSecurityDescriptorControl(psd, &control, &dwRev);
+        ok(ret, "GetSecurityDescriptorControl failed with error %u\n", GetLastError());
         ok(0 == (control & SE_SELF_RELATIVE), "SD should be absolute\n");
 
-        ok(GetSecurityDescriptorDacl(psd, &bHasDacl, &pAcl, &bDefaulted), 
-            "GetSecurityDescriptorDacl failed with error %u\n", GetLastError());
+        ret = GetSecurityDescriptorDacl(psd, &bHasDacl, &pAcl, &bDefaulted);
+        ok(ret, "GetSecurityDescriptorDacl failed with error %u\n", GetLastError());
 
         ok(bHasDacl, "SD has no DACL\n");
         if (bHasDacl)
@@ -662,28 +662,31 @@ static void test_GetShellSecurityDescriptor(void)
 
                 ok(IsValidAcl(pAcl), "DACL is not valid\n");
 
-                ok(GetAclInformation(pAcl, &asiSize, sizeof(asiSize), AclSizeInformation),
-                        "GetAclInformation failed with error %u\n", GetLastError());
+                ret = GetAclInformation(pAcl, &asiSize, sizeof(asiSize), AclSizeInformation);
+                ok(ret, "GetAclInformation failed with error %u\n", GetLastError());
 
                 ok(asiSize.AceCount == 3, "Incorrect number of ACEs: %d entries\n", asiSize.AceCount);
                 if (asiSize.AceCount == 3)
                 {
                     ACCESS_ALLOWED_ACE *paaa; /* will use for DENIED too */
 
-                    ok(GetAce(pAcl, 0, (LPVOID*)&paaa), "GetAce failed with error %u\n", GetLastError());
+                    ret = GetAce(pAcl, 0, (LPVOID*)&paaa);
+                    ok(ret, "GetAce failed with error %u\n", GetLastError());
                     ok(paaa->Header.AceType == ACCESS_ALLOWED_ACE_TYPE, 
                             "Invalid ACE type %d\n", paaa->Header.AceType); 
                     ok(paaa->Header.AceFlags == 0, "Invalid ACE flags %x\n", paaa->Header.AceFlags);
                     ok(paaa->Mask == GENERIC_ALL, "Invalid ACE mask %x\n", paaa->Mask);
 
-                    ok(GetAce(pAcl, 1, (LPVOID*)&paaa), "GetAce failed with error %u\n", GetLastError());
+                    ret = GetAce(pAcl, 1, (LPVOID*)&paaa);
+                    ok(ret, "GetAce failed with error %u\n", GetLastError());
                     ok(paaa->Header.AceType == ACCESS_DENIED_ACE_TYPE, 
                             "Invalid ACE type %d\n", paaa->Header.AceType); 
                     /* first one of two ACEs generated from inheritable entry - without inheritance */
                     ok(paaa->Header.AceFlags == 0, "Invalid ACE flags %x\n", paaa->Header.AceFlags);
                     ok(paaa->Mask == GENERIC_WRITE, "Invalid ACE mask %x\n", paaa->Mask);
 
-                    ok(GetAce(pAcl, 2, (LPVOID*)&paaa), "GetAce failed with error %u\n", GetLastError());
+                    ret = GetAce(pAcl, 2, (LPVOID*)&paaa);
+                    ok(ret, "GetAce failed with error %u\n", GetLastError());
                     ok(paaa->Header.AceType == ACCESS_DENIED_ACE_TYPE, 
                             "Invalid ACE type %d\n", paaa->Header.AceType); 
                     /* second ACE - with inheritance */