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--- ksh-20120801/src/cmd/ksh93/sh/init.c	2014-12-10 20:11:17.693446084 -0200
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+++ ksh-20120801/src/cmd/ksh93/sh/init.c	2014-12-10 20:11:24.753442619 -0200
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@@ -576,6 +576,7 @@ static char* get_ifs(register Namval_t*
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 			shp->ifstable[' '] = shp->ifstable['\t'] = S_SPACE;
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 			shp->ifstable['\n'] = S_NL;
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 		}
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+		shp->ifstable[0] = S_EOF;
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 	}
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 	return(value);
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 }
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--- ksh-20120801/src/cmd/ksh93/bltins/alarm.c	2014-12-18 12:03:39.198461933 -0200
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+++ ksh-20120801/src/cmd/ksh93/bltins/alarm.c	2014-12-18 12:04:32.464421268 -0200
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@@ -130,6 +130,7 @@ void	sh_timetraps(Shell_t *shp)
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 {
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 	register struct tevent *tp, *tpnext;
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 	register struct tevent *tptop;
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+	char	ifstable[256];
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 	while(1)
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 	{
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 		shp->sigflag[SIGALRM] &= ~SH_SIGALRM;
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@@ -141,7 +142,11 @@ void	sh_timetraps(Shell_t *shp)
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 			{
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 				tp->flags &= ~L_FLAG;
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 				if(tp->action)
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+				{
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+				    	memcpy(ifstable,shp->ifstable,sizeof(ifstable));
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 					sh_fun(tp->action,tp->node,(char**)0);
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+					memcpy(shp->ifstable,ifstable,sizeof(ifstable));
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+				}
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 				tp->flags &= ~L_FLAG;
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 				if(!tp->flags)
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 				{
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