Link ICU in Mac OS

src/framework/CMakeLists.txt

@@ -247,14 +247,16 @@ if(WIN32)
     set(framework_DEFINITIONS ${framework_DEFINITIONS} -D_WIN32_WINNT=0x0501)
     set(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -Wl,--large-address-aware") # strip all debug information
     set(SYSTEM_LIBRARIES "")
-elseif(APPLE)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ -Wno-deprecated-declarations")
-    set(framework_DEFINITIONS ${framework_DEFINITIONS} -D_REENTRANT) # enable thread safe code
-    set(SYSTEM_LIBRARIES "")
 else()
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
-    set(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -rdynamic -Wl,-rpath,./libs") # rdynamic is needed by backtrace.h used in crash handler
-    set(SYSTEM_LIBRARIES dl)
+    if(APPLE)
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ -Wno-deprecated-declarations")
+        set(framework_DEFINITIONS ${framework_DEFINITIONS} -D_REENTRANT) # enable thread safe code
+        set(SYSTEM_LIBRARIES "")
+    else()
+        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread")
+        set(CMAKE_CXX_LINK_FLAGS "${CMAKE_CXX_LINK_FLAGS} -rdynamic -Wl,-rpath,./libs") # rdynamic is needed by backtrace.h used in crash handler
+        set(SYSTEM_LIBRARIES dl)
+    endif()
     find_package(ICU)
     set(framework_LIBRARIES ${framework_LIBRARIES} ${ICU_LIBRARIES} ${SYSTEM_LIBRARIES})
 endif()