commit 74eed99c312de05e19b54ba6b5d37a0aeb4ba713
Author: Peter Stephenson <pws@users.sourceforge.net>
Date:   Sat Dec 3 23:15:37 2011 +0000

    29940: metafy() added null termination even if buffer was not modifiable

diff --git a/Src/utils.c b/Src/utils.c
index 6c2ea98..014cb2f 100644
--- a/Src/utils.c
+++ b/Src/utils.c
@@ -3959,7 +3959,7 @@ metafy(char *buf, int len, int heap)
 	    if (imeta(*e++))
 		meta++;
 
-    if (meta || heap == META_DUP || heap == META_HEAPDUP) {
+    if (meta || heap == META_DUP || heap == META_HEAPDUP || *e != '\0') {
 	switch (heap) {
 	case META_REALLOC:
 	    buf = zrealloc(buf, len + meta + 1);
@@ -4002,8 +4002,8 @@ metafy(char *buf, int len, int heap)
 		meta--;
 	    }
 	}
+	*e = '\0';
     }
-    *e = '\0';
     return buf;
 }