--- CMakeLists.txt.orig	2015-09-24 19:30:57 UTC
+++ CMakeLists.txt
@@ -72,7 +72,7 @@ endif()
 
 
 # Set default build flags.
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -std=c++11")
 
 #
 # Setup cmake options
@@ -339,6 +339,12 @@ if(NOT USE_STATIC_SOX)
     if(LIBSOX_LIBRARY AND LIBSOX_INCLUDE_DIR)
         list(APPEND FREEDV_LINK_LIBS ${LIBSOX_LIBRARY})
         include_directories(${LIBSOX_INCLUDE_DIR})
+        message(STATUS "Looking for static sox...")
+        find_library(STATIC_LIBSOX_LIBRARY libsox.a)
+        message(STATUS "  static sox library: ${STATIC_LIBSOX_LIBRARY}")
+        if(STATIC_LIBSOX_LIBRARY)
+            list(APPEND FREEDV_LINK_LIBS ${STATIC_LIBSOX_LIBRARY})
+        endif(STATIC_LIBSOX_LIBRARY)
     else(LIBSOX_LIBRARY AND LIBSOX_INCLUDE_DIR)
         message(FATAL_ERROR "sox library not found.
 On Linux systems try installing: