Thread: pgsql: Fix readlink() return value on Windows.

Fix readlink() return value on Windows.

Ancient bug noticed while working on a test suite for these functions.

Discussion: https://postgr.es/m/CA%2BhUKG%2BajSQ_8eu2AogTncOnZ5me2D-Cn66iN_-wZnRjLN%2Bicg%40mail.gmail.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/4650036f5ab81c93e3b6ed549ef672a325b79705

Modified Files
--------------
src/port/dirmod.c | 3 +++
1 file changed, 3 insertions(+)