File ksh93-zerofill.dif of Package ksh

--- src/cmd/ksh93/bltins/typeset.c
+++ src/cmd/ksh93/bltins/typeset.c	2012-10-19 14:56:49.000000000 +0000
@@ -756,6 +756,7 @@ static int     setall(char **argv,regist
 			}
 			if (tp->aflag == '-')
 			{
+				int oldnum;
 				if((flag&NV_EXPORT) && (strchr(name,'.') || nv_isvtree(np)))
 					errormsg(SH_DICT,ERROR_exit(1),e_badexport,name);
 #if SHOPT_BSH
@@ -774,6 +775,9 @@ static int     setall(char **argv,regist
 					else if(!(flag&NV_LJUST))
 						newflag &= ~NV_LJUST;
 				}
+				oldnum = nv_size(np);
+				if (oldnum > 0)
+					tp->argnum = oldnum;
 			}
 			else
 			{