questions about cairo-util.o Error 1

[李晓鹭]

build wayland
autoreconf: Entering directory `.'
autoreconf: configure.ac: not using Gettext
autoreconf: running: aclocal -I /home/scott/wayland/share/aclocal --force
configure.ac:2: warning: AC_INIT: not a literal:https://bugs.freedesktop.org/enter_bug.cgi?product=wayland
autoreconf: configure.ac: tracing
configure.ac:2: warning: AC_INIT: not a literal:https://bugs.freedesktop.org/enter_bug.cgi?product=wayland
autoreconf: running: libtoolize --install --copy --force
libtoolize: putting auxiliary files in `.'.
libtoolize: copying file `./config.guess'
libtoolize: copying file `./config.sub'
libtoolize: copying file `./install-sh'
libtoolize: copying file `./ltmain.sh'
libtoolize: Consider adding `AC_CONFIG_MACRO_DIR([m4])' to configure.ac and
libtoolize: rerunning libtoolize, to keep the correct libtool macros in-tree.
libtoolize: Consider adding `-I m4' to ACLOCAL_AMFLAGS in Makefile.am.
configure.ac:2: warning: AC_INIT: not a literal:https://bugs.freedesktop.org/enter_bug.cgi?product=wayland
autoreconf: running: /usr/bin/autoconf --force
configure.ac:2: warning: AC_INIT: not a literal:https://bugs.freedesktop.org/enter_bug.cgi?product=wayland
autoreconf: running: /usr/bin/autoheader --force
configure.ac:2: warning: AC_INIT: not a literal:https://bugs.freedesktop.org/enter_bug.cgi?product=wayland
autoreconf: running: automake --add-missing --copy --force-missing
configure.ac:2: warning: AC_INIT: not a literal:https://bugs.freedesktop.org/enter_bug.cgi?product=wayland
configure.ac:10: installing `./missing'
...
CC     wayland_compositor-screenshooter.o
  CC     wayland_compositor-screenshooter-protocol.o
  CC     wayland_compositor-xserver-launcher.o
  CC     wayland_compositor-xserver-protocol.o
  CCLD   wayland-compositor
make[3]: Leaving directory `/home/scott/src/wayland/wayland-demos/compositor'
make[2]: Leaving directory `/home/scott/src/wayland/wayland-demos/compositor'
Making all in clients
make[2]: Entering directory `/home/scott/src/wayland/wayland-demos/clients'
  GEN    screenshooter-client-protocol.h
  GEN    screenshooter-protocol.c
  GEN    desktop-shell-client-protocol.h
  GEN    desktop-shell-protocol.c
make  all-am
make[3]: Entering directory `/home/scott/src/wayland/wayland-demos/clients'
  CC     window.o
  CC     cairo-util.o
cairo-util.c: In function ‘load_jpeg’:
cairo-util.c:313:26: note: each undeclared identifier is reported only once for each function it appears in
make[3]: *** [cairo-util.o] Error 1
make[3]: Leaving directory `/home/scott/src/wayland/wayland-demos/clients'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/home/scott/src/wayland/wayland-demos/clients'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/scott/src/wayland/wayland-demos'
make: *** [all] Error 2
google  found   pastebin.com/dpwAJZM7  and
unixforum.org/index.php?showtopic=129188
thanks
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