From a189aac2378fa752c232a6f2ca60eedb66fe4355 Mon Sep 17 00:00:00 2001
From: Andreas Fankhauser hiddenalpha.ch
Date: Fri, 1 Aug 2025 13:04:56 +0200
Subject: small fixes

---
 include/qntan/Qntan.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'include/qntan')

diff --git a/include/qntan/Qntan.h b/include/qntan/Qntan.h
index 817370c..0e2a8e9 100644
--- a/include/qntan/Qntan.h
+++ b/include/qntan/Qntan.h
@@ -27,6 +27,7 @@ extern "C" {
 /*
  * "Cls" aka "Closure". The userdata type to pass around for callbacks etc.  */
 #define Qntan_Cls uintptr_t
+#define QNTAN_CLS(OBJ) ((Qntan_Cls)OBJ)
 
 
 
@@ -247,7 +248,7 @@ struct Qntan_IoMux {
 	 * @param arg
 	 *      User defined pointer to pass a context to 'onDone'. */
 	void (*write)(
-		struct Qntan_IoMux**, void*buf, int sz, int cnt,
+		struct Qntan_IoMux**, void const*buf, int sz, int cnt,
 		uintptr_t ptrToFILE, void(*onDone)(int ret,Qntan_Cls), Qntan_Cls );
 	/*
 	 * Basic idea is from
-- 
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