@ -181,7 +181,7 @@ ELSEIF(MINGW)
add_definitions(-D_WIN32_WINNT=0x0600)
ELSEIF(WIN32)
set(PLATFORM_LIBRARIES winmm ws2_32)
ELSE()
ELSEIF(CMAKE_SYSTEM_NAME MATCHES "^(Linux|kFreeBSD|GNU|SunOS)$")
set(PLATFORM_LIBRARIES rt)
ENDIF (APPLE)