TicTacToe 3x3x3 possible draws

#include<string.h>
#include<stdio.h>

const int m = 48;
int draws[48][9];

int board[27] = {0};

void invert(int* dst , int* src)
{
    int i;
    for(i=0 ; i<9 ; i++)
        dst[i] = 1-src[i];
}

void rot180(int* dst , int* src)
{
    int i;
    for(i=0 ; i<9 ; i++)
        dst[i] = src[8-i];
}

void transpose2d(int* dst , int* src)
{
    int i;
    for(i=0 ; i<9 ; i++)
        dst[i] = src[i/3 + (i%3)*3];
}

void mirror2d(int* dst , int* src)
{
    int i;
    for(i=0 ; i<9 ; i++)
        dst[i] = src[i+2-2*(i%3)];
}

int isDraw()
{
    int draw = 1;
    int i;

    for(i=0 ; i<9 ; i++)
        draw = draw && (board[i] + board[i+9] + board[i+18])%3;

    for(i=0 ; i<3 ; i++)
        draw = draw && (board[i] + board[i+12] + board[i+24])%3 && (board[i+6] + board[i+12] + board[i+18])%3;

    for(i=0 ; i<9 ; i+=3)
        draw = draw && (board[i] + board[i+10] + board[i+20])%3 && (board[i+2] + board[i+10] + board[i+18])%3;

    for(i=-4 ; i<=4 ; i+=2)
        draw = draw && (board[i+4] + board[13] + board[-i+22])%3;

    return draw;
}

void main()
{
    int i,j,k;
    int no = 0 , yes = 0;

    int draw0[] = {1,0,0,0,1,1,0,1,0};
    int draw1[] = {1,0,1,0,1,0,0,1,0};
    int draw2[] = {1,0,0,0,1,1,1,1,0};
    memcpy( &draws[0] , &draw0 , 9*sizeof(int) );
    memcpy( &draws[1] , &draw1 , 9*sizeof(int) );
    memcpy( &draws[2] , &draw2 , 9*sizeof(int) );

    for(i=3 ; i<6 ; i++)
        rot180(draws[i] , draws[i-3]);
    for(i=6 ; i<12 ; i++)
        transpose2d(draws[i] , draws[i-6]);
    for(i=12 ; i<24 ; i++)
        mirror2d(draws[i] , draws[i-12]);
    for(i=24 ; i<48 ; i++)
        invert(draws[i] , draws[i-24]);

    for(i=0 ; i<m ; i++)
    {
        memcpy( &board[0] , &draws[i] , 9*sizeof(int) );
        for(j=0 ; j<m ; j++)
        {
            memcpy( &board[9] , &draws[j] , 9*sizeof(int) );
            for(k=0 ; k<m ; k++)
            {
                memcpy( &board[18] , &draws[k] , 9*sizeof(int) );
                if(isDraw())
                    yes ++;
                else
                    no ++;
            }
        }
    }
    printf("draws: %d    without draw: %d\n",yes,no);
}