diff -r a9aa543a508a -r edb0ebe8cccc mozilla-system-nspr.patch
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mozilla-system-nspr.patch	Tue Aug 25 21:27:22 2020 +0200
@@ -0,0 +1,52 @@
+# HG changeset patch
+# User Wolfgang Rosenauer <wr@rosenauer.org>
+# Parent  3804871eac4171b99e9049dbc881b5304b5ac207
+
+diff --git a/dom/system/IOUtils.cpp b/dom/system/IOUtils.cpp
+--- a/dom/system/IOUtils.cpp
++++ b/dom/system/IOUtils.cpp
+@@ -9,19 +9,19 @@
+ #include "mozilla/dom/IOUtils.h"
+ #include "mozilla/dom/Promise.h"
+ #include "mozilla/ErrorNames.h"
+ #include "mozilla/Result.h"
+ #include "mozilla/ResultExtensions.h"
+ #include "mozilla/Services.h"
+ #include "mozilla/Span.h"
+ #include "mozilla/TextUtils.h"
+-#include "nspr/prio.h"
+-#include "nspr/private/pprio.h"
+-#include "nspr/prtypes.h"
++#include "prio.h"
++#include "private/pprio.h"
++#include "prtypes.h"
+ #include "nsDirectoryServiceDefs.h"
+ #include "nsIFile.h"
+ #include "nsIGlobalObject.h"
+ #include "nsNativeCharsetUtils.h"
+ #include "nsReadableUtils.h"
+ #include "nsString.h"
+ #include "nsThreadManager.h"
+ #include "SpecialSystemDirectory.h"
+diff --git a/dom/system/IOUtils.h b/dom/system/IOUtils.h
+--- a/dom/system/IOUtils.h
++++ b/dom/system/IOUtils.h
+@@ -9,17 +9,17 @@
+ 
+ #include "mozilla/AlreadyAddRefed.h"
+ #include "mozilla/DataMutex.h"
+ #include "mozilla/dom/BindingDeclarations.h"
+ #include "mozilla/dom/IOUtilsBinding.h"
+ #include "mozilla/dom/TypedArray.h"
+ #include "mozilla/ErrorResult.h"
+ #include "mozilla/MozPromise.h"
+-#include "nspr/prio.h"
++#include "prio.h"
+ #include "nsIAsyncShutdown.h"
+ #include "nsISerialEventTarget.h"
+ #include "nsLocalFile.h"
+ 
+ namespace mozilla {
+ 
+ /**
+  * Utility class to be used with |UniquePtr| to automatically close NSPR file