[Buildroot] [PATCH] cairo: Add tee surface backend option (required by firefox)

["Stefan Fröberg" <stefan.froberg@petroprogram.com>]

Signed-off-by: Stefan Froberg <stefan.froberg@petroprogram.com>
---
 package/cairo/Config.in |    3 +++
 package/cairo/cairo.mk  |    6 ++++++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/package/cairo/Config.in b/package/cairo/Config.in
index 19c4723..398e47f 100644
--- a/package/cairo/Config.in
+++ b/package/cairo/Config.in
@@ -32,4 +32,7 @@ config BR2_PACKAGE_CAIRO_SVG
     select BR2_PACKAGE_CAIRO_PNG
     select BR2_PACKAGE_CAIRO_PDF
 
+config BR2_PACKAGE_CAIRO_TEE
+    bool "tee support"
 endif
+
diff --git a/package/cairo/cairo.mk b/package/cairo/cairo.mk
index 6b456dd..eedb28d 100644
--- a/package/cairo/cairo.mk
+++ b/package/cairo/cairo.mk
@@ -77,4 +77,10 @@ else
     CAIRO_CONF_OPT += --disable-svg
 endif
 
+ifeq ($(BR2_PACKAGE_CAIRO_TEE),y)
+    CAIRO_CONF_OPT += --enable-tee
+else
+    CAIRO_CONF_OPT += --disable-tee
+endif
+
 $(eval $(autotools-package))
-- 
1.7.7.6