CPPFLAGS="-I/usr/include/qt -D_DEFAULT_SOURCE=1 $CPPFLAGS" \
CXXFLAGS="$CXXFLAGS -fno-tree-dce -fno-optimize-sibling-calls" \
CFLAGS="$CFLAGS -fno-tree-dce -fno-optimize-sibling-calls" \
default_build
