#define _GNU_SOURCE
#include <stdio.h>
#include <string.h>
#include <sys/prctl.h>
#include <unistd.h>

int main(void) {
    char new_name[] = "notcomm";

    if (prctl(PR_SET_NAME, (unsigned long)new_name, 0, 0, 0) != 0) {
        perror("prctl");
        return 1;
    }

    printf("Changed comm to: %s\n", new_name);
    sleep(1);
    return 0;
}