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qerror.3
Manvendra Bhangui edited this page Dec 31, 2023
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error - syscall error codes
#include <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;
UNIX syscalls provide detailed error codes in the errno variable. The error library provides portable names for a variety of possible errno values.