lwres_herror, lwres_hstrerror — lightweight resolver error message generation
#include <lwres/netdb.h>
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void
lwres_herror( | const char * | s ); | 
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const char *
lwres_hstrerror( | int | err ); | 
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:
      
Resolver Error 0 (no error)
Unknown host
Host name lookup failure
Unknown server error
No address associated with name