Index: git/framework/delibs/dethread/CMakeLists.txt
===================================================================
--- git.orig/framework/delibs/dethread/CMakeLists.txt
+++ git/framework/delibs/dethread/CMakeLists.txt
@@ -39,6 +39,7 @@ include_directories(
 
 if (DE_OS_IS_UNIX)
 	add_definitions(-D_GNU_SOURCE)
+	add_definitions(-D_XOPEN_SOURCE=600)
 	set(DETHREAD_LIBS ${DETHREAD_LIBS} pthread)
 endif ()
 
Index: git/framework/qphelper/CMakeLists.txt
===================================================================
--- git.orig/framework/qphelper/CMakeLists.txt
+++ git/framework/qphelper/CMakeLists.txt
@@ -28,6 +28,7 @@ set(QPHELPER_LIBS
 if (DE_OS_IS_UNIX OR DE_OS_IS_QNX)
 	# For vsnprintf()
 	add_definitions(-D_XOPEN_SOURCE=600)
+	set(QPHELPER_LIBS ${QPHELPER_LIBS} execinfo)
 endif ()
 
 if (DE_OS_IS_WIN32 AND DE_COMPILER_IS_MSC)