1--- a/framework/delibs/dethread/CMakeLists.txt 2+++ b/framework/delibs/dethread/CMakeLists.txt 3@@ -42,6 +42,7 @@ if (DE_OS_IS_UNIX) 4 add_definitions(-D__BSD_VISIBLE) 5 add_definitions(-D_XOPEN_SOURCE=600) 6 endif () 7+ add_definitions(-D_XOPEN_SOURCE=600) 8 add_definitions(-D_GNU_SOURCE) 9 10 set(DETHREAD_LIBS ${DETHREAD_LIBS} pthread) 11--- a/framework/qphelper/CMakeLists.txt 12+++ b/framework/qphelper/CMakeLists.txt 13@@ -28,6 +28,7 @@ set(QPHELPER_LIBS 14 if (DE_OS_IS_UNIX OR DE_OS_IS_QNX) 15 # For vsnprintf() 16 add_definitions(-D_XOPEN_SOURCE=600) 17+ set(QPHELPER_LIBS ${QPHELPER_LIBS} execinfo) 18 endif () 19 20 if (DE_OS_IS_WIN32 AND DE_COMPILER_IS_MSC) 21