1#include "stdio_impl.h" 2 3#undef ferror 4 5int ferror(FILE *f) 6{ 7 FLOCK(f); 8 int ret = !!(f->flags & F_ERR); 9 FUNLOCK(f); 10 return ret; 11} 12 13weak_alias(ferror, ferror_unlocked); 14weak_alias(ferror, _IO_ferror_unlocked); 15