--- qt6-webengine-6.4.2.orig/src/3rdparty/chromium/base/debug/stack_trace.cc
+++ qt6-webengine-6.4.2/src/3rdparty/chromium/base/debug/stack_trace.cc
@@ -234,7 +234,7 @@ bool StackTrace::WillSymbolizeToStreamFo
   // Symbols are not expected to be reliable when gn args specifies
   // symbol_level=0.
   return false;
-#elif defined(__UCLIBC__) || defined(_AIX)
+#elif defined(__GLIBC__) || defined(_AIX)
   // StackTrace::OutputToStream() is not implemented under uclibc, nor AIX.
   // See https://crbug.com/706728
   return false;
@@ -273,7 +273,9 @@ void StackTrace::Print() const {
 }
 
 void StackTrace::OutputToStream(std::ostream* os) const {
+#if defined(__GLIBC__)
   OutputToStreamWithPrefix(os, nullptr);
+#endif
 }
 
 std::string StackTrace::ToString() const {
@@ -281,14 +283,14 @@ std::string StackTrace::ToString() const
 }
 std::string StackTrace::ToStringWithPrefix(const char* prefix_string) const {
   std::stringstream stream;
-#if !defined(__UCLIBC__) && !defined(_AIX)
+#if defined(__GLIBC__) && !defined(_AIX)
   OutputToStreamWithPrefix(&stream, prefix_string);
 #endif
   return stream.str();
 }
 
 std::ostream& operator<<(std::ostream& os, const StackTrace& s) {
-#if !defined(__UCLIBC__) && !defined(_AIX)
+#if defined(__GLIBC__) && !defined(_AIX)
   s.OutputToStream(&os);
 #else
   os << "StackTrace::OutputToStream not implemented.";