1  #ifndef __A_OUT_GNU_H__
       2  # error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
       3  #endif
       4  #ifndef __A_OUT_GNU_H__
       5  # error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
       6  #endif
       7  #ifndef __A_OUT_GNU_H__
       8  # error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
       9  #endif