fix #1210 I hope.

diff --git a/contrib/diffimg/diffimg.c b/contrib/diffimg/diffimg.c
index a0ddb345f48a2097fa3d79281328089868bc7f0e..9e5e99153b7e1c62ac7e5303ffbf094d7a85cad4 100644 (file)
--- a/contrib/diffimg/diffimg.c
+++ b/contrib/diffimg/diffimg.c
@@ -116,6 +116,9 @@ static gdImagePtr imageLoad (char *filename)
 #endif
     }
     else if (strcasecmp(ext, ".jpg") == 0) {
+#ifndef HAVE_HAVE_LIBJPEG
+#undef HAVE_GD_JPEG
+#endif
 #ifdef HAVE_GD_JPEG
         im = gdImageCreateFromJpeg(f);
 #else