Index: /trunk/include/iprt/cdefs.h
===================================================================
--- /trunk/include/iprt/cdefs.h	(revision 41005)
+++ /trunk/include/iprt/cdefs.h	(revision 41006)
@@ -1861,6 +1861,12 @@
 /** 1 K (Kilo)                     (1 024). */
 #define _1K                     0x00000400
+/** 2 K (Kilo)                     (2 048). */
+#define _2K                     0x00000800
 /** 4 K (Kilo)                     (4 096). */
 #define _4K                     0x00001000
+/** 8 K (Kilo)                     (8 192). */
+#define _8K                     0x00002000
+/** 16 K (Kilo)                   (16 384). */
+#define _16K                    0x00004000
 /** 32 K (Kilo)                   (32 678). */
 #define _32K                    0x00008000