lwres_hstrerror3
Lightweight resolver error message generation
Usage
#include <lwres/netdb.h>
void lwres_herror(const char *s);
const char * lwres_hstrerror(int err);
Overview
lwres_herror() prints the string s on stderr followed by the string generated by lwres_hstrerror() for the error code stored in the global variable lwres_h_errno.
lwres_hstrerror() returns an appropriate string for the error code gievn by err. The values of the error codes and messages are as follows:
NETDB_SUCCESS
Resolver Error 0 (no error)
HOST_NOT_FOUND
Unknown host
TRY_AGAIN
Host name lookup failure
NO_RECOVERY
Unknown server error
NO_DATA
No address associated with name
Return values
The string Unknown resolver error is returned by lwres_hstrerror() when the value of lwres_h_errno is not a valid error code.
Releases
145 releases since Mac OS X 10.3; the text changed 10 times.