_PEB_FREE_BLOCK

Metadatacopy
struct _PEB_FREE_BLOCK {
    struct _PEB_FREE_BLOCK* Next;/* 0x0  4 */
    unsigned long Size;/* 0x4  4 */
};
/* source: Windows 2000 RC2 DDK Alpha libcntpr.lib CodeView type records; build 2128 per the DDK's ntverp.h */