vfork?

hello list I have a question about vfork when I create a child process with vfork, child is copying parent process file descriptor array. this is time, after child copied parent file descriptor array, file's entry reference count in open file table is being incremented by one? thanks for answer

abort?

Hello list I cant understand why kill function is called two times to send sigabort signal. One signal to send is enough, isn't it? Thanks void abort(void) /* POSIX-style abort() function */ { sigset_t mask; struct sigaction action; /* * Caller can't ignor