MXE-Octave build failing on new icons

[Rik]

Octave repo id: 5fec783ffc6d
MXE repo id: 4db51bcd2fa6

Tail of log file in MXE-Octave build:

for f in octave-logo-512.png octave-logo-256.png octave-logo-128.png
octave-logo-64.png octave-logo-48.png octave-logo-32.png octave-logo-24.png
octave-logo-22.png octave-logo-16.png; do \
      size=`echo $f | /bin/sed -n -e "s/.*-\([0-9]\+\)\.png/\1/p"`; \
      /bin/mkdir -p
/home/rik/wip/Projects_Mine/mxe-octave/tmp-octave-install/home/rik/wip/Projects_Mine/mxe-octave/usr/i686-w64-mingw32/share/icons/hicolor/${size}x${size}/apps;
\
      /usr/bin/install -c -m 644 $f
/home/rik/wip/Projects_Mine/mxe-octave/tmp-octave-install/home/rik/wip/Projects_Mine/mxe-octave/usr/i686-w64-mingw32/share/icons/hicolor/${size}x${size}/apps/octave.png;
\
    done
/usr/bin/install: cannot stat `octave-logo-512.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-256.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-128.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-64.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-48.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-32.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-24.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-22.png': No such file or directory
/usr/bin/install: cannot stat `octave-logo-16.png': No such file or directory
make[5]: *** [install-data-local] Error 1
make[5]: Leaving directory
`/home/rik/wip/Projects_Mine/mxe-octave/tmp-octave/octave-3.9.1+/.build/etc/icons'
make[4]: *** [install-am] Error 2
make[4]: Leaving directory
`/home/rik/wip/Projects_Mine/mxe-octave/tmp-octave/octave-3.9.1+/.build/etc/icons'
make[3]: *** [install-recursive] Error 1
make[3]: Leaving directory
`/home/rik/wip/Projects_Mine/mxe-octave/tmp-octave/octave-3.9.1+/.build'
make[2]: *** [install] Error 2
make[2]: Leaving directory
`/home/rik/wip/Projects_Mine/mxe-octave/tmp-octave/octave-3.9.1+/.build'
make[1]: *** [build-only-octave] Error 2
make[1]: Leaving directory `/home/rik/wip/Projects_Mine/mxe-octave'

It's executing the install-data-local rule from Makefile.am in the
etc/icons directory, but the files don't seem to be there.  They are in the
tar ball.

--Rik