graphics/cairo broken on 4.11-RELEASE-p25?

[Kjell B.]

I can't get this to upgrade from cairo-1.0.4_1 to cairo-1.2.4.

Far into the build:

...
 cc -DHAVE_CONFIG_H -I. -I. -I.. -I. -I../pixman/src
-I/usr/local/include/freetype2 -I/usr/local/include -I/usr/X11R6/include
-I/usr/local/include -I/usr/X11R6/include -Wall -Wsign-compare
-Werror-implicit-function-declaration -Wpointer-arith -Wwrite-strings
-Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations
-Wnested-externs -fno-strict-aliasing -D_THREAD_SAFE
-I/usr/X11R6/include -O -pipe -march=pentiumpro -c cairo-scaled-font.c
-Wp,-MD,.deps/cairo-scaled-font.TPlo  -fPIC -DPIC -o
.libs/cairo-scaled-font.o
cairo-scaled-font.c: In function `_cairo_scaled_font_glyph_device_extents':
cairo-scaled-font.c:826: `INT16_MAX' undeclared (first use in this function)
cairo-scaled-font.c:826: (Each undeclared identifier is reported only once
cairo-scaled-font.c:826: for each function it appears in.)
cairo-scaled-font.c:826: `INT16_MIN' undeclared (first use in this function)
*** Error code 1

Stop in /usr/ports/graphics/cairo/work/cairo-1.2.4/src.
*** Error code 1

Stop in /usr/ports/graphics/cairo/work/cairo-1.2.4/src.
*** Error code 1

Stop in /usr/ports/graphics/cairo/work/cairo-1.2.4.
*** Error code 1

Stop in /usr/ports/graphics/cairo/work/cairo-1.2.4.
*** Error code 1

Stop in /usr/ports/graphics/cairo.
** Command failed [exit code 1]: /usr/bin/script -qa
/tmp/portupgrade.64751.0 env PORT_UPGRADE=yes make
** Fix the problem and try again.
** Listing the failed packages (*:skipped / !:failed)
        ! graphics/cairo (cairo-1.0.4_1)        (compiler error)
--->  Packages processed: 0 done, 0 ignored, 0 skipped and 1 failed

Any ideas?

-- 
Kjell