From 1f23775d10f83ac6eb8e628f4606a80b8f3f3ca9 Mon Sep 17 00:00:00 2001
From: Glenn Randers-Pehrson <glennrp at users.sourceforge.net>
Date: Sun, 1 Dec 2013 15:05:31 -0600
Subject: [PATCH] [libpng16] Fixed unused "wrote_question" in non-write
 pngtest.

---
 pngtest.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pngtest.c b/pngtest.c
index f3eddffbb..4e1c6956a 100644
--- a/pngtest.c
+++ b/pngtest.c
@@ -115,7 +115,9 @@ static int relaxed = 0;
 static int unsupported_chunks = 0; /* chunk unsupported by libpng in input */
 static int error_count = 0; /* count calls to png_error */
 static int warning_count = 0; /* count calls to png_warning */
+#ifdef PNG_WRITE_SUPPORTED
 static int wrote_question = 0;
+#endif
 
 #ifdef __TURBOC__
 #include <mem.h>
@@ -1581,13 +1583,11 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
 
 #ifdef PNG_WRITE_SUPPORTED /* else nothing was written */
    {
-
       for (;;)
       {
          png_size_t num_in, num_out;
          char inbuf[256], outbuf[256];
 
-
          num_in = fread(inbuf, 1, sizeof inbuf, fpin);
          num_out = fread(outbuf, 1, sizeof outbuf, fpout);