Filenames with spaces are incorrectly displayed in completion

[Jeffrey H. Johnson]

To reproduce :e ~/^I or :e *^I.

Affects OpenVi, OpenBSD vi.

nvi 1.8x dumps core.

Example of directory with file named "file with spaces":

Nvi 1.81-current:

OpenBSD vi (top), OpenVi (bottom):

Nvi2 is unaffected.