Check return value of pclose() correctly

When Who What
2022-11-15 14:47:52 Peter Eisentraut (petere) Closed in commitfest 2022-11 with status: Committed
2022-11-15 14:47:52 Peter Eisentraut (petere) Changed committer to petere
2022-11-02 15:27:07 Ankit Kumar Pandey (ankitkpandey) Added ankitkpandey as reviewer
2022-11-02 15:26:53 Ankit Kumar Pandey (ankitkpandey) Posted review with messageid <166740281339.1122.15508017124113465236.pgcf@coridan.postgresql.org>
2022-10-31 08:49:28 Peter Eisentraut (petere) Changed authors to Peter Eisentraut (petere)
2022-10-31 08:49:21 Peter Eisentraut (petere) Attached mail thread 8cd9fb02-bc26-65f1-a809-b1cb360eef73@enterprisedb.com
2022-10-31 08:49:21 Peter Eisentraut (petere) Created patch record