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-rw-r--r--Src/params.c1
-rw-r--r--Src/subst.c2
2 files changed, 1 insertions, 2 deletions
diff --git a/Src/params.c b/Src/params.c
index cb08b4e6a..ac7f084bd 100644
--- a/Src/params.c
+++ b/Src/params.c
@@ -2501,7 +2501,6 @@ zhuniqarray(char **x)
     while (*++p)
 	for (t = x; t < p; t++)
 	    if (!strcmp(*p, *t)) {
-		*p = NULL;
 		for (t = p--; (*t = t[1]) != NULL; t++);
 		break;
 	    }
diff --git a/Src/subst.c b/Src/subst.c
index 9a59495d0..f8ce51ae9 100644
--- a/Src/subst.c
+++ b/Src/subst.c
@@ -1879,7 +1879,7 @@ paramsubst(LinkList l, LinkNode n, char **str, int qt, int ssub)
 	    return n;
 	}
 	if (unique) {
-/*	    if(!copied) */
+	    if(!copied)
 		aval = arrdup(aval);
 
 	    i = arrlen(aval);