The ascii ordering, by Windows

#include <windows.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>

int compar(const void* a, const void* b) {
    char a_[2] = " ";
    char b_[2] = " ";
    a_[0] = ((const char*)a)[0];
    b_[0] = ((const char*)b)[0];
    return lstrcmp(a_, b_);
}

int main(int argc, const char *argv[])
{
    char ascii[128];
    int i;
    for (i = 0; i < sizeof(ascii); i++)
        ascii[i] = i;

    qsort(ascii, sizeof(ascii), 1, &compar);

    printf("%s", "The ascii characters are matched in the following order:\n");
    for (i = 0; i < sizeof(ascii); i++) {
        printf("Code %3d", ascii[i]);
        if (isgraph(ascii[i]))
            printf(" %c", ascii[i]);
        printf("\n");
    }
    return 0;
}