John Hay wrote:
>
> I noticed that sendmail started to complain of a failed reverse lookup
> when starting:
>
> Feb 28 11:40:43 beast sendmail[276]:
>gethostbyaddr(3ffe:2900:fffa:2:2a0:c9ff:fe8d:7c5f) failed: 2
>
> At first I thought something is wrong with my ipv6 dns setup, but it turned
> out that if a program is linked shared the first getipnodebyaddr() it does
> will succeed, but the rest fail. For a staticly linked program all of
> them will succeed:
So it's in -CURRENT too. -STABLE users have been complaining of a
similar problem since about the 20th/21st of Feb.
I was damned lucky that I skimmed:
http://www.mail-archive.com/freebsd-stable%40freebsd.org/
before I built a -STABLE system today.
I'm cross posting to stable so others can try your program.
And I wont install my -CURRENT buildworld.
>
> #include <sys/types.h>
> #include <sys/socket.h>
> #include <netinet/in.h>
> #include <arpa/inet.h>
> #include <netdb.h>
> #include <stdio.h>
>
> int main(int argc, char **argv)
> {
> struct hostent *he;
> int h_err;
> u_char ipnum[16];
> char *astr1;
>
> astr1 = "146.64.24.3";
> h_err = inet_pton(AF_INET, astr1, ipnum);
> if(h_err == 0) {
> printf("conversion error with inet_pton()\n");
> exit(1);
> }
>
> he = getipnodebyaddr(ipnum, 4, AF_INET, &h_err);
> if(he == NULL) {
> printf("Oops: %d.\n", h_err);
> herror("getipnodebyaddr");
> } else
> printf("And the answer is: %s\n", he->h_name);
>
> he = getipnodebyaddr(ipnum, 4, AF_INET, &h_err);
> if(he == NULL) {
> printf("Oops: %d.\n", h_err);
> herror("getipnodebyaddr");
> } else
> printf("And the answer is: %s\n", he->h_name);
>
> return 0;
> }
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