https://bugzilla.mozilla.org/show_bug.cgi?id=623797

# HG changeset patch
# User Jory A. Pratt (anarchy@gentoo.org)
# Parent b27366868c807e07a11741a7a2eb404ebc08e5e7
Check to ensure system cairo has tee backend support, part 2 bug #623797

diff --git a/configure.in b/configure.in
--- a/configure.in
+++ b/configure.in
@@ -8714,16 +8714,17 @@ if test "$MOZ_TREE_CAIRO"; then
 
     CAIRO_FEATURES_H=gfx/cairo/cairo/src/cairo-features.h
     mv -f $CAIRO_FEATURES_H "$CAIRO_FEATURES_H".orig 2> /dev/null
 
 else
    PKG_CHECK_MODULES(CAIRO, cairo >= $CAIRO_VERSION pixman-1 freetype2 fontconfig)
    MOZ_CAIRO_CFLAGS=$CAIRO_CFLAGS
    MOZ_CAIRO_LIBS=$CAIRO_LIBS
+   PKG_CHECK_MODULES(CAIRO_TEE, cairo-tee >= $CAIRO_VERSION)
    if test "$MOZ_X11"; then
         PKG_CHECK_MODULES(CAIRO_XRENDER, cairo-xlib-xrender >= $CAIRO_VERSION)
         MOZ_CAIRO_LIBS="$MOZ_CAIRO_LIBS $XLDFLAGS $CAIRO_XRENDER_LIBS"
         MOZ_CAIRO_CFLAGS="$MOZ_CAIRO_CFLAGS $CAIRO_XRENDER_CFLAGS"
    fi
 fi
 
 AC_SUBST(MOZ_TREE_CAIRO)