anchor.diff:  require qtbase-opensource-src.inc
   PR = "${INC_PR}.1"
   
  -inherit qmake5
  +inherit qmake5 pkgconfig
   
   B = "${S}"
   
  
positive.code: PACKAGECONFIG_FB ?= "${@base_contains('DISTRO_FEATURES', 'directfb', 'directfb', '', d)}"
  PACKAGECONFIG_X11 ?= "${@base_contains('DISTRO_FEATURES', 'x11', \
  	'xcb xvideo xsync xshape xrender xrandr xfixes xinput2 xinput xinerama xcursor gtkstyle xkb', '', d)}"
  PACKAGECONFIG_FONTS ?= ""
  PACKAGECONFIG_SYSTEM ?= "jpeg libpng zlib harfbuzz"
  PACKAGECONFIG_MULTIMEDIA ?= "${@base_contains('DISTRO_FEATURES', 'pulseaudio', 'pulseaudio', '', d)}"
  PACKAGECONFIG_DISTRO ?= "sql-mysql sql-psql sql-odbc sql-sqlite sql-tds icu glib accessibility examples linuxfb"
  # Either release or debug, can be overridden in bbappends
  PACKAGECONFIG_RELEASE ?= "release"
  PACKAGECONFIG_OPENSSL ?= "openssl"
  
negative.code: # submodule.
  cpu_opt = ""
  cpu_opt_x86 = "-no-sse2 -no-pch"
  # with -march=core2, __SSE2__ is predefined
  # we need remove this definition or building will fail
  OE_QMAKE_CFLAGS_append_x86 = " -U__SSE2__"
  OE_QMAKE_CXXFLAGS_append_x86 = " -U__SSE2__"
  
  do_configure() {
  	# we need symlink in path relative to source, because
  