symm/stub.h.in: Fix bogus characters in the include guard macro name.

diff --git a/symm/stub.h.in b/symm/stub.h.in
index 4fb42ba..c29de5b 100644 (file)
--- a/symm/stub.h.in
+++ b/symm/stub.h.in
@@ -7,8 +7,8 @@
  * Stub header for @{descr}
  */
 
-#ifndef CATACOMB_@{name:u}_H
-#define CATACOMB_@{name:u}_H
+#ifndef CATACOMB_@{name:u:c}_H
+#define CATACOMB_@{name:u:c}_H
 
 #ifndef CATACOMB_@{base:u}_H
 #  include "@base.h"