From e141db9493f7342a091e06b4a2b0902634b76bef Mon Sep 17 00:00:00 2001
From: Jeffrey Pfau <jeffrey@endrift.com>
Date: Thu, 16 Jan 2014 00:32:51 -0800
Subject: [PATCH] Build fix on OS X for perf util

---
 CMakeLists.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index b7347456c..6e0a81e8c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -51,7 +51,9 @@ endif()
 
 if(BUILD_PERF)
 	set(MAIN_SRC ${CMAKE_SOURCE_DIR}/src/platform/perf-main.c)
-	set(EXTRA_LIB ${EXTRA_LIB} rt)
+	if(UNIX AND NOT APPLE)
+		set(EXTRA_LIB ${EXTRA_LIB} rt)
+	endif()
 endif()
 
 add_executable(${BINARY_NAME} WIN32 ${ARM_SRC} ${GBA_SRC} ${DEBUGGER_SRC} ${RENDERER_SRC} ${UTIL_SRC} ${PLATFORM_SRC} ${OS_SRC} ${MAIN_SRC})