bin/51844: [PATCH] tests/lib/libc/sys/t_truncate: use root-owned file created during build instead of /usr/bin/fpr

[yaneurabeya%gmail.com@localhost]

>Number:         51844
>Category:       bin
>Synopsis:       [PATCH] tests/lib/libc/sys/t_truncate: use root-owned file created during build instead of /usr/bin/fpr
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    bin-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Fri Jan 13 05:10:01 +0000 2017
>Originator:     Ngie Cooper
>Release:        7.0.2
>Organization:
>Environment:
n/a
>Description:
The attached patch creates a 1-byte root-owned file instead of inspecting /usr/bin/fpr for the following 2 reasons:
- FreeBSD doesn't have /usr/bin/fpr
- /usr/bin/fpr might not be root owned if installed by a non-root user (both FreeBSD and NetBSD have that support).
>How-To-Repeat:

>Fix: