is_errio

get the current IO mode

SYNOPSIS

int * is_errio( int isfd );

isfd isam file identifier

RETURN

a pointer to the base file descriptor iserrio field, giving the current IO mode - see Error Codes, or NULL on error.

you should use this call in place of the global iserrno if you need to be thread safe.

SEE ALSO

is_error is_errno Error Codes