#ifndef ERROR_H #define ERROR_H extern int errno; extern int error_intr; extern int error_nomem; extern int error_noent; extern int error_txtbsy; extern int error_io; extern int error_exist; extern int error_timeout; extern int error_inprogress; extern int error_wouldblock; extern int error_again; extern int error_pipe; extern int error_perm; extern int error_acces; extern int error_nodevice; extern int error_proto; extern int error_isdir; extern int error_connrefused; extern const char *error_str(int); extern int error_temp(int); #endif