feature/pkg 41042ad3a2: Fix error with ImageMagick

[Gerd Moellmann]

branch: feature/pkg
commit 41042ad3a2c53feea7c5a83ee58720f015289a23
Author: Gerd Möllmann <gerd@gnu.org>
Commit: Gerd Möllmann <gerd@gnu.org>

    Fix error with ImageMagick
    
    * src/image.c (imagemagick_filename_hint): Don't assume QCformat
    is available.
---
 src/image.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/image.c b/src/image.c
index 4f548da76c..04f31cdfa1 100644
--- a/src/image.c
+++ b/src/image.c
@@ -10074,7 +10074,7 @@ imagemagick_filename_hint (Lisp_Object spec, char 
hint_buffer[MaxTextExtent])
   if (! CONSP (val))
     return NULL;
 
-  format = image_spec_value (spec, QCformat, NULL);
+  format = image_spec_value (spec, intern (":format"), NULL);
   val = Fcar_safe (Fcdr_safe (Fassq (format, val)));
   if (! STRINGP (val))
     return NULL;