residualvm/residualvm-0.3.1/configure

1131 	--enable-opengl)          _opengl=yes     ;;
1132 	--disable-opengl)         _opengl=no      ;;
4587 if test "$_glew" != "no" && test "$_opengl" = "no"; then
4639 		if test "$_opengl" = yes ; then
4640 			_opengl=yes
4650 if test "$_opengl" = auto ; then
4651 	_opengl=no
4666 				cc_check $DEFINES $OPENGL_CFLAGS $OPENGL_LIBS && _opengl=yes && break
4674 			cc_check $DEFINES $OPENGL_CFLAGS $OPENGL_LIBS && _opengl=yes && _opengles2=yes && break
4682 				cc_check $DEFINES $OPENGL_CFLAGS $OPENGL_LIBS && _opengl=yes && _opengles=yes && break
4687 if test "$_opengl" = yes ; then
4693 	_opengl=no
4703 				_opengl=yes
4713 			_opengl=yes
4731 			_opengl=yes
4735 	if test "$_opengl" = yes ; then
4758 		echo "$_opengl (shaders enabled)"
4759 	elif test "$_opengl" = "yes" ; then
4760 		echo "$_opengl (shaders disabled)"
4766 define_in_config_if_yes "$_opengl" "USE_OPENGL"