Fix file descriptor leak when starting processes with open-process and related procedures
Fix file descriptor leak when starting processes with open-process and related procedures

jasperla/gambit,BeImprovised/gambit,BeImprovised/gambit,thewhimer/gambit,acenode/gambit,acenode/gambit,jasperla/gambit,thewhimer/gambit,BeImprovised/gambit,acenode/gambit,thewhimer/gambit,BeImprovised/gambit,acenode/gambit,jasperla/gambit,thewhimer/gambit,thewhimer/gambit,jasperla/gambit,thewhimer/gambit