Fix error with ImageMagick

* src/image.c (imagemagick_filename_hint): Don't assume QCformat
is available.

diff --git a/src/image.c b/src/image.c
index 4f548da76c3573b49506b8d81251f6fccb973b93..04f31cdfa1143c90a14a82a3ee651af02000f610 100644 (file)
--- 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;