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-rw-r--r--generic/tkImgGIF.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/generic/tkImgGIF.c b/generic/tkImgGIF.c
index f3b09e5..a6e1bc5 100644
--- a/generic/tkImgGIF.c
+++ b/generic/tkImgGIF.c
@@ -1139,7 +1139,7 @@ DoExtension(
Tcl_DStringFree(&dataDString);
return -1;
}
- Tcl_DStringAppend(&dataDString,&byte,1);
+ Tcl_DStringAppend(&dataDString,(char *)&byte,1);
/* check for end of xmp header */
if (byte == 0 && lastbyte == 0) {
break;