From: Dirk Lemstra <dirk@git.imagemagick.org>
Date: Sun, 4 Feb 2018 10:00:27 +0000 (+0100)
Subject: Fixed builds that don't link zlib.
X-Git-Tag: 7.0.7-23~151
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=dda738449141510d7a5da28eae52b47c993f90f2;p=imagemagick

Fixed builds that don't link zlib.
---

diff --git a/MagickCore/blob.c b/MagickCore/blob.c
index a05065c02..5593a0f5b 100644
--- a/MagickCore/blob.c
+++ b/MagickCore/blob.c
@@ -2728,6 +2728,7 @@ MagickExport MagickBooleanType IsBlobSeekable(const Image *image)
     }
     case ZipStream:
     {
+#if defined(MAGICKCORE_ZLIB_DELEGATE)
       int
         status;
 
@@ -2735,6 +2736,9 @@ MagickExport MagickBooleanType IsBlobSeekable(const Image *image)
         return(MagickFalse);
       status=gzseek(blob_info->file_info.gzfile,0,SEEK_CUR);
       return(status == -1 ? MagickFalse : MagickTrue);
+#else
+      break;
+#endif
     }
     case UndefinedStream:
     case BZipStream: