diff -up ksh-20120229/src/cmd/ksh93/sh/xec.c.rc12hang ksh-20120229/src/cmd/ksh93/sh/xec.c
--- ksh-20120229/src/cmd/ksh93/sh/xec.c.rc12hang	2012-03-02 17:37:09.000000000 +0100
+++ ksh-20120229/src/cmd/ksh93/sh/xec.c	2012-03-19 11:29:41.002964239 +0100
@@ -1623,7 +1623,7 @@ int sh_exec(register const Shnode_t *t,
 					else
 						job_wait(parent);
 					if(shp->topfd > topfd)
-						sh_iorestore(shp,topfd,sh.exitval);
+						sh_iorestore(shp,topfd,0);
 					if(usepipe && tsetio &&  subdup)
 						iounpipe(shp);
 					if(!sh_isoption(SH_MONITOR))
@@ -3079,7 +3079,7 @@ pid_t _sh_fork(Shell_t *shp,register pid
 			if(!tsetio || !subdup)
 			{
 				if(shp->topfd > restorefd)
-					sh_iorestore(shp,restorefd,sh.exitval);
+					sh_iorestore(shp,restorefd,0);
 				iounpipe(shp);
 			}
 		}