From a7042f2e970e2f881b6b2c283592e770f6d1b4c9 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Mon, 19 Feb 2007 13:53:25 -0500
Subject: [PATCH] BUG: Applied patch from bug#4462.

---
 Modules/Platform/gcc.cmake | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Modules/Platform/gcc.cmake b/Modules/Platform/gcc.cmake
index 7d3235b41..6493c6281 100644
--- a/Modules/Platform/gcc.cmake
+++ b/Modules/Platform/gcc.cmake
@@ -6,7 +6,9 @@ IF(CMAKE_COMPILER_IS_GNUCC)
   SET (CMAKE_C_FLAGS_RELWITHDEBINFO_INIT "-O2 -g")
   SET (CMAKE_C_CREATE_PREPROCESSED_SOURCE "<CMAKE_C_COMPILER> <FLAGS> -E <SOURCE> > <PREPROCESSED_SOURCE>")
   SET (CMAKE_C_CREATE_ASSEMBLY_SOURCE "<CMAKE_C_COMPILER> <FLAGS> -S <SOURCE> -o <ASSEMBLY_SOURCE>")
-  SET (CMAKE_INCLUDE_SYSTEM_FLAG_C "-isystem ")
+  IF(NOT APPLE)
+    SET (CMAKE_INCLUDE_SYSTEM_FLAG_C "-isystem ")
+  ENDIF(NOT APPLE)
 ENDIF(CMAKE_COMPILER_IS_GNUCC)
 
 IF(CMAKE_COMPILER_IS_GNUCXX)
@@ -17,6 +19,8 @@ IF(CMAKE_COMPILER_IS_GNUCXX)
   SET (CMAKE_CXX_FLAGS_RELWITHDEBINFO_INIT "-O2 -g")
   SET (CMAKE_CXX_CREATE_PREPROCESSED_SOURCE "<CMAKE_CXX_COMPILER> <FLAGS> -E <SOURCE> > <PREPROCESSED_SOURCE>")
   SET (CMAKE_CXX_CREATE_ASSEMBLY_SOURCE "<CMAKE_CXX_COMPILER> <FLAGS> -S <SOURCE> -o <ASSEMBLY_SOURCE>")
-  SET (CMAKE_INCLUDE_SYSTEM_FLAG_CXX "-isystem ")
+  IF(NOT APPLE)
+    SET (CMAKE_INCLUDE_SYSTEM_FLAG_CXX "-isystem ")
+  ENDIF(NOT APPLE)
 ENDIF(CMAKE_COMPILER_IS_GNUCXX)