From d5f40a91c013256a09b3e3c66cb6ea036ab44b95 Mon Sep 17 00:00:00 2001
From: cristy <urban-warrior@git.imagemagick.org>
Date: Tue, 5 Feb 2013 14:07:59 +0000
Subject: [PATCH]

---
 coders/histogram.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/coders/histogram.c b/coders/histogram.c
index c07d47034..1964f55f0 100644
--- a/coders/histogram.c
+++ b/coders/histogram.c
@@ -339,7 +339,7 @@ static MagickBooleanType WriteHISTOGRAMImage(const ImageInfo *image_info,
   }
   histogram=(PixelInfo *) RelinquishMagickMemory(histogram);
   option=GetImageOption(image_info,"histogram:unique-colors");
-  if ((option == (const char *) NULL) || (IsMagickTrue(option) != MagickFalse))
+  if ((option == (const char *) NULL) || (IsStringTrue(option) != MagickFalse))
     {
       FILE
         *file;
-- 
2.50.1