-(def-callback closure-callback-marshal (c-call:void
- (gclosure system-area-pointer)
- (return-value system-area-pointer)
- (n-params c-call:unsigned-int)
- (param-values system-area-pointer)
- (invocation-hint system-area-pointer)
- (callback-id c-call:unsigned-int))
+(defcallback closure-callback-marshal (nil
+ (gclosure pointer)
+ (return-value gvalue)
+ (n-params unsigned-int)
+ (param-values pointer)
+ (invocation-hint pointer)
+ (callback-id unsigned-int))