5 files changed, 13 insertions, 2 deletions
diff --git a/lldb/include/lldb/Core/StreamFile.h b/lldb/include/lldb/Core/StreamFile.h
index 13f889a8d72..79357677d20 100644
--- a/lldb/include/lldb/Core/StreamFile.h
+++ b/lldb/include/lldb/Core/StreamFile.h
@@ -61,9 +61,11 @@ public:
 
     const char *
     GetFilePathname ();
-    
+
+#if LLDB_CONFIG_SUPPORTS_SETLINEBUFFERED
     void
     SetLineBuffered();
+#endif // #if LLDB_CONFIG_SUPPORTS_SETLINEBUFFERED
 
 protected:
     //------------------------------------------------------------------
diff --git a/lldb/include/lldb/Host/linux/Config.h b/lldb/include/lldb/Host/linux/Config.h
index b23104837c6..1da720bf909 100644
--- a/lldb/include/lldb/Host/linux/Config.h
+++ b/lldb/include/lldb/Host/linux/Config.h
@@ -17,6 +17,8 @@
 #ifndef liblldb_Platform_Config_h_
 #define liblldb_Platform_Config_h_
 
+#define LLDB_CONFIG_SUPPORTS_SETLINEBUFFERED 1
+
 #define LLDB_CONFIG_TERMIOS_SUPPORTED 1
 
 #define LLDB_CONFIG_TILDE_RESOLVES_TO_USER 1
diff --git a/lldb/include/lldb/Host/macosx/Config.h b/lldb/include/lldb/Host/macosx/Config.h
index 74654ee46b1..1da720bf909 100644
--- a/lldb/include/lldb/Host/macosx/Config.h
+++ b/lldb/include/lldb/Host/macosx/Config.h
@@ -17,9 +17,10 @@
 #ifndef liblldb_Platform_Config_h_
 #define liblldb_Platform_Config_h_
 
+#define LLDB_CONFIG_SUPPORTS_SETLINEBUFFERED 1
+
 #define LLDB_CONFIG_TERMIOS_SUPPORTED 1
 
 #define LLDB_CONFIG_TILDE_RESOLVES_TO_USER 1
- 1
 
 #endif // #ifndef liblldb_Platform_Config_h_
diff --git a/lldb/include/lldb/Host/mingw/Config.h b/lldb/include/lldb/Host/mingw/Config.h
index fab11139f37..db2b6dfb207 100644
--- a/lldb/include/lldb/Host/mingw/Config.h
+++ b/lldb/include/lldb/Host/mingw/Config.h
@@ -17,6 +17,8 @@
 #ifndef liblldb_Platform_Config_h_
 #define liblldb_Platform_Config_h_
 
+#define LLDB_CONFIG_SUPPORTS_SETLINEBUFFERED 1
+
 #define LLDB_CONFIG_TERMIOS_SUPPORTED 0
 
 #define LLDB_CONFIG_TILDE_RESOLVES_TO_USER 0
diff --git a/lldb/source/Core/StreamFile.cpp b/lldb/source/Core/StreamFile.cpp
index 278e90f8bab..51de26d6368 100644
--- a/lldb/source/Core/StreamFile.cpp
+++ b/lldb/source/Core/StreamFile.cpp
@@ -94,6 +94,8 @@ StreamFile::Open (const char *path, const char *permissions)
     return m_file != NULL;
 }
 
+#if LLDB_CONFIG_SUPPORTS_SETLINEBUFFERED
+
 void
 StreamFile::SetLineBuffered ()
 {
@@ -101,6 +103,8 @@ StreamFile::SetLineBuffered ()
         setlinebuf (m_file);
 }
 
+#endif // #if LLDB_CONFIG_SUPPORTS_SETLINEBUFFERED
+
 void
 StreamFile::Flush ()
 {