diff --git a/media/webrtc/trunk/webrtc/base/checks.cc b/media/webrtc/trunk/webrtc/base/checks.cc
index b85af1ed179..f64391d61bb 100644
--- a/media/webrtc/trunk/webrtc/base/checks.cc
+++ b/media/webrtc/trunk/webrtc/base/checks.cc
@@ -16,7 +16,7 @@
 #include <cstdio>
 #include <cstdlib>
 
-#if defined(__GLIBCXX__) && !defined(__UCLIBC__)
+#if defined(__GLIBC__) && !defined(__UCLIBC__)
 #include <cxxabi.h>
 #include <execinfo.h>
 #endif
@@ -55,7 +55,7 @@ void PrintError(const char* format, ...) {
 // to get usable symbols on Linux. This is copied from V8. Chromium has a more
 // advanced stace trace system; also more difficult to copy.
 void DumpBacktrace() {
-#if defined(__GLIBCXX__) && !defined(__UCLIBC__)
+#if defined(__GLIBC__) && !defined(__UCLIBC__)
   void* trace[100];
   int size = backtrace(trace, sizeof(trace) / sizeof(*trace));
   char** symbols = backtrace_symbols(trace, size);
diff --git a/media/webrtc/trunk/webrtc/base/stringutils.h b/media/webrtc/trunk/webrtc/base/stringutils.h
index 25990e0af46..44b29d9acb9 100644
--- a/media/webrtc/trunk/webrtc/base/stringutils.h
+++ b/media/webrtc/trunk/webrtc/base/stringutils.h
@@ -23,7 +23,7 @@
 #endif  // WEBRTC_WIN 
 
 #if defined(WEBRTC_POSIX)
-#ifdef BSD
+#ifdef WEBRTC_BSD
 #include <stdlib.h>
 #else  // BSD
 #include <alloca.h>