Current File : //usr/lib64/qt5/mkspecs/features/unix/hide_symbols.prf
QMAKE_CFLAGS += $$QMAKE_CFLAGS_HIDESYMS
QMAKE_CXXFLAGS += $$QMAKE_CXXFLAGS_HIDESYMS
QMAKE_LFLAGS += $$QMAKE_LFLAGS_HIDESYMS