File: execve1.c

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#include <unistd.h>

int main(void)
{
   char* null_filename = NULL;
   char* bad[2]  = { (char*)1, NULL };
   char* good[2] = { "true",   NULL };

   execve(null_filename, bad, bad);
   execve("/bin/true", good, good);

   return 0;
}