diff -ru ./CMakeLists.txt ./CMakeLists.txt
--- ./CMakeLists.txt	2014-09-11 21:08:18.000000000 +0200
+++ ./CMakeLists.txt	2016-05-15 17:17:01.000000000 +0200
@@ -186,7 +186,7 @@
         PATCH_COMMAND patch -f -p1 < ${CMAKE_SOURCE_DIR}/ext/tinyxml_${TINYXML_VERSION}.patch
         BINARY_DIR ext/build/tinyxml
         INSTALL_DIR ext/dist
-        CMAKE_ARGS ${TINYXML_CMAKE_ARGS}
+        CMAKE_ARGS ${TINYXML_CMAKE_ARGS} -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES} -DCMAKE_OSX_DEPLOYMENT_TARGET=${CMAKE_OSX_DEPLOYMENT_TARGET} -DCMAKE_OSX_SYSROOT=${CMAKE_OSX_SYSROOT} -DCMAKE_C_FLAGS_DEBUG=${CMAKE_C_FLAGS_DEBUG} -DCMAKE_C_FLAGS_RELEASE=${CMAKE_C_FLAGS_RELEASE} -DCMAKE_CXX_FLAGS_DEBUG=${CMAKE_CXX_FLAGS_DEBUG} -DCMAKE_CXX_FLAGS_RELEASE=${CMAKE_CXX_FLAGS_RELEASE} -DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}
     )
     if(WIN32)
         set(TINYXML_STATIC_LIBRARIES ${PROJECT_BINARY_DIR}/ext/dist/lib/tinyxml.lib)
@@ -254,7 +254,7 @@
         BINARY_DIR ext/build/yaml-cpp
         PATCH_COMMAND patch -p1 < ${CMAKE_SOURCE_DIR}/ext/yaml-cpp-${YAML_CPP_VERSION}.patch
         INSTALL_DIR ext/dist
-        CMAKE_ARGS ${YAML_CPP_CMAKE_ARGS}
+        CMAKE_ARGS ${YAML_CPP_CMAKE_ARGS} -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} -DCMAKE_OSX_ARCHITECTURES=${CMAKE_OSX_ARCHITECTURES} -DCMAKE_OSX_DEPLOYMENT_TARGET=${CMAKE_OSX_DEPLOYMENT_TARGET} -DCMAKE_OSX_SYSROOT=${CMAKE_OSX_SYSROOT} -DCMAKE_C_FLAGS_DEBUG=${CMAKE_C_FLAGS_DEBUG} -DCMAKE_C_FLAGS_RELEASE=${CMAKE_C_FLAGS_RELEASE} -DCMAKE_CXX_FLAGS_DEBUG=${CMAKE_CXX_FLAGS_DEBUG} -DCMAKE_CXX_FLAGS_RELEASE=${CMAKE_CXX_FLAGS_RELEASE} -DCMAKE_CXX_FLAGS=${CMAKE_CXX_FLAGS}
     )
     set(YAML_CPP_INCLUDE_DIRS ${PROJECT_BINARY_DIR}/ext/dist/include)
     set(YAML_CPP_LIBRARY_DIRS ${PROJECT_BINARY_DIR}/ext/dist/lib)