prepstrip: use debugedit from rpm if necessary (bug 634378)

If debugedit is not found in PATH, then use debugedit
installed by app-arch/rpm (if available).

Suggested-by: Francesco Riosa <vivo75@gmail.com>
Bug: https://bugs.gentoo.org/634378
Acked-by: Brian Dolbec <dolsen@gentoo.org>
1 file changed