Index: src/OFArray.h
==================================================================
--- src/OFArray.h
+++ src/OFArray.h
@@ -23,9 +23,20 @@
 - initWithItemSize: (size_t)is;
 - (size_t)size;
 - (void*)item: (size_t)item;
 - (void*)last;
 - add: (void*)item;
+- addNItems: (size_t)nitems
+ fromCArray: (void*)carray;
+- removeLastNItems: (size_t)nitems;
+@end
+
+@interface OFBigArray: OFArray
+{
+	size_t realsize;
+}
+
+- initWithSize: (size_t)is;
 - addNItems: (size_t)nitems
  fromCArray: (void*)carray;
 - removeLastNItems: (size_t)nitems;
 @end

Index: src/OFArray.m
==================================================================
--- src/OFArray.m
+++ src/OFArray.m
@@ -48,13 +48,36 @@
 	OF_NOT_IMPLEMENTED(NULL)
 }
 
 - add: (void*)item
 {
+	return [self addNItems: 1
+		    fromCArray: item];
+}
+
+- addNItems: (size_t)nitems
+ fromCArray: (void*)carray
+{
+	/* FIXME */
+	OF_NOT_IMPLEMENTED(self)
+}
+
+- removeLastNItems: (size_t)nitems
+{
 	/* FIXME */
 	OF_NOT_IMPLEMENTED(self)
 }
+@end
+
+@implementation OFBigArray
+- initWithSize: (size_t)is
+{
+	if ((self = [super init]))
+		realsize = 0;
+
+	return self;
+}
 
 - addNItems: (size_t)nitems
  fromCArray: (void*)carray
 {
 	/* FIXME */