Use `stderr` for `DEBUG_TRACE_STREAM`

Closes #1330

diff --git a/src/civetweb.c b/src/civetweb.c
index 2ee166cfb8fef7267d1459efefac9aa67d17cf44..c6366547e664097e230285269a1440a66484f2c4 100644 (file)
--- a/src/civetweb.c
+++ b/src/civetweb.c
@@ -239,7 +239,7 @@ static void DEBUG_TRACE_FUNC(const char *func,
 
 #define NEED_DEBUG_TRACE_FUNC
 #if !defined(DEBUG_TRACE_STREAM)
-#define DEBUG_TRACE_STREAM stdout
+#define DEBUG_TRACE_STREAM stderr
 #endif
 
 #else