warnings from configure on solaris sparc

[Jim Holmlund]

      :
checking for IceConnectionNumber in -lICE... yes
checking X11/extensions/shape.h usability... no
checking X11/extensions/shape.h presence... yes
configure: WARNING: X11/extensions/shape.h: present but cannot be compiled
configure: WARNING: X11/extensions/shape.h:     check for missing prerequisite headers?
configure: WARNING: X11/extensions/shape.h: see the Autoconf documentation
configure: WARNING: X11/extensions/shape.h:     section "Present But Cannot Be Compiled"
configure: WARNING: X11/extensions/shape.h: proceeding with the compiler's result
configure: WARNING:     ## ----------------------------------------- ##
configure: WARNING:     ## Report this to build-dev at openjdk.java.net ##
configure: WARNING:     ## ----------------------------------------- ##


The machine is
    SunOS mmm 5.10 Generic_118833-33 sun4u sparc SUNW,Sun-Blade-2500

- jjh