gistfile1.h

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

int main(int argc, char **argv) {
    FILE *f;
    char c;
    
    if (f = fopen("/dev/null", "w+")) {
        while (c = getchar()) {
            if (!fputc(c, f))
                break;
        }

        return fclose(f);
    }

    return 1;
}