--- qtwebengine/src/3rdparty/chromium/third_party/WebKit/Source/platform/heap/StackFrameDepth.cpp	2016-03-03 15:48:36.000000000 +0100
+++ qtwebengine/src/3rdparty/chromium/third_party/WebKit/Source/platform/heap/StackFrameDepth.cpp	2016-03-17 06:31:13.832778611 +0100
@@ -67,7 +67,7 @@
     // FIXME: On Mac OSX and Linux, this method cannot estimate stack size
     // correctly for the main thread.
 
-#if defined(__GLIBC__) || OS(ANDROID) || OS(FREEBSD)
+#if OS(LINUX) || OS(ANDROID) || OS(FREEBSD)
     // pthread_getattr_np() can fail if the thread is not invoked by
     // pthread_create() (e.g., the main thread of webkit_unit_tests).
     // In this case, this method returns 0 and the caller must handle it.
@@ -114,7 +114,7 @@
 
 void* StackFrameDepth::getStackStart()
 {
-#if defined(__GLIBC__) || OS(ANDROID) || OS(FREEBSD)
+#if OS(LINUX) || OS(ANDROID) || OS(FREEBSD)
     pthread_attr_t attr;
     int error;
 #if OS(FREEBSD)