Index: trunk/include/sh_modules.h
===================================================================
--- trunk/include/sh_modules.h	(revision 252)
+++ trunk/include/sh_modules.h	(revision 253)
@@ -26,4 +26,5 @@
 
   /* The check function. Return 0 on success.                  */
+  /* Return nonzero on fatal error or if module is disabled.   */
   int (* mod_check)   (void);