rem: int32 *startIndex = NULL)
add: int32 *startIndex)
context: FindMessageParameter(const char *name, const BMessage& message, BMessage *save,	int32 *startIndex = NULL){	// XXX: this should be removed when we can replace BMessage with something better	BString string;	int32 index = startIndex ? *startIndex : 0;	for(; message.FindMessage(MDSU_PARAMETERS, index, save) == B_OK; index++) {		if(save->FindString(MDSU_NAME, &string) == B_OK				&& string.ICompare(name) == 0) {			if(startIndex)				*startIndex = index;			return true;		}	}		return false;}