pkg/48685: net/libupnp fails with /usr/bin/install in debian stable (GNU coreutils, 8.13)

[memnon+netbsd%sdf-eu.org@localhost]

>Number:         48685
>Category:       pkg
>Synopsis:       net/libupnp fails with /usr/bin/install in debian stable (GNU 
>coreutils, 8.13)
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Mar 28 02:05:00 +0000 2014
>Originator:     Memnon Anon
>Release:        pkgsrc trunk 2014-03-27
>Organization:
>Environment:
Linux debian 3.13-0.bpo.1-686-pae #1 SMP Debian 3.13.5-1~bpo70+1 (2014-03-15) 
i686 GNU/Linux
>Description:
root@debian:/usr/pkgsrc/net/libupnp# bmake package
[...]
Making install in sample
 /var/pkgsrc/work/net/libupnp/work/.tools/bin/mkdir -p 
'/var/pkgsrc/work/net/libupnp/work/.destdir/usr/pkg/share/doc/libupnp-1.6.19/examples'
 /usr/bin/install -c -o root -g root -m 644 common/sample_util.c 
common/sample_util.h common/tv_ctrlpt.c common/tv_ctrlpt.h 
linux/tv_ctrlpt_main.c common/sample_util.c common/sample_util.h 
common/tv_device.c common/tv_device.h linux/tv_device_main.c 
'/var/pkgsrc/work/net/libupnp/work/.destdir/usr/pkg/share/doc/libupnp-1.6.19/examples'
/usr/bin/install: will not overwrite just-created 
`/var/pkgsrc/work/net/libupnp/work/.destdir/usr/pkg/share/doc/libupnp-1.6.19/examples/sample_util.c'
 with `common/sample_util.c'
/usr/bin/install: will not overwrite just-created 
`/var/pkgsrc/work/net/libupnp/work/.destdir/usr/pkg/share/doc/libupnp-1.6.19/examples/sample_util.h'
 with `common/sample_util.h'
*** Error code 1

Stop.
bmake: stopped in /var/pkgsrc/work/net/libupnp/work/libupnp-1.6.19/upnp/sample
*** Error code 1

Stop.
bmake: stopped in /var/pkgsrc/work/net/libupnp/work/libupnp-1.6.19/upnp/sample
*** Error code 1

Stop.
bmake: stopped in /var/pkgsrc/work/net/libupnp/work/libupnp-1.6.19/upnp
*** Error code 1

Stop.
bmake: stopped in /var/pkgsrc/work/net/libupnp/work/libupnp-1.6.19
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/net/libupnp
*** Error code 1

Stop.
bmake: stopped in /usr/pkgsrc/net/libupnp

root@debian:/usr/pkgsrc/net/libupnp# /usr/bin/install --version
install (GNU coreutils) 8.13

The last version which built fine here was:
packages/All/libupnp-1.6.18.tgz

I'm not sure what other info you might need, so please ask and I'll answer if I 
can.
>How-To-Repeat:
cd /usr/pkgsrc/net/libupnp
bmake package

>Fix: