XeNTaX

I do not know how to write the following change. Request help to complete
Length 36
Loop 109

//------------------------------------------------
//--- 010 Editor v8.0.1 Binary Template
//
// File: fnt
// Authors:
// Version:
// Purpose:
// Category:
// File Mask:
// ID Bytes:
// History:
//------------------------------------------------
LittleEndian();
typedef struct
{
int ucode;
SetBackColor(cLtRed);
float x;
SetBackColor(cLtBlue);
float y;
SetBackColor(0xA020F0);
float w;
SetBackColor(0x9BCD9B);
float h;
SetBackColor(0xEEEE00);
float u1;
float u2;
float u3;
float u4;
}block;
SetBackColor(0x112266);
char uni(0xA8);
int empty;
SetBackColor(0x0000ff);
int num;
block b[num];
char uni2[320];
SetBackColor(0xFF0066);
int ??;
block ;
char ??;
SetBackColor(0xFF33CC);
int ??;
block ??;
char ??;

Although didn't get help but I still finished own template, well, I made a little mistake, did not understand the grammar
//------------------------------------------------
//--- 010 Editor v7.0 Binary Template
//
// File:
// Authors:
// Version:
// Purpose:
// Category:
// File Mask:
// ID Bytes:
// History:
//------------------------------------------------
LittleEndian();
typedef struct{
SetBackColor(cLtRed);
int ucode;
SetBackColor(cLtBlue);
float x;
SetBackColor(cLtGreen);
float y;
SetBackColor(0xA020F0);
float w;
SetBackColor(0x9BCD9B);
float h;
SetBackColor(0xEEEE00);
float page;
float xoffset;
float yoffset;
float chnl;
}block;

SetBackColor(0x112266);
char uni[0xA8];
int empty;
SetBackColor(0x0000ff);
int num;
block b[num];
char uni2[320];