reqPointer
MOREATPHeader #define macro
#include <AppleTalk.h>
#define MOREATPHeader Size Offset Description
char atpSocket; 1 0 Currbitmap for requests or ATP
socket number
char atpFlags ; 1 1 Control information
AddrBlock addrBlock; 4 2 Source/dest. socket address
short reqLength; 2 6 Request/response length
Ptr reqPointer; 4 8 Ptr to request/response data
Ptr bdsPointer; 4 12 Ptr to response BDS
16 (size of aggregate)

Notes: MOREATPHeader is a # define'd macro that defines the fields that are
shared by some of the parameter block types used by the low level calls of
the AppleTalk Manager. These fields are placed in every parameter
block that has MOREATPHeader as a field.