1 files changed, 137 insertions, 0 deletions
diff --git a/news/knews/patches/patch-ag b/news/knews/patches/patch-ag
new file mode 100644
index 00000000000..0e7aefcfbbb
--- /dev/null
+++ b/news/knews/patches/patch-ag
@@ -0,0 +1,137 @@
+$NetBSD: patch-ag,v 1.3 2001/02/23 22:19:42 tron Exp $
+
+--- src/sysdeps.c.orig	Tue Dec 29 11:46:52 1998
++++ src/sysdeps.c	Fri Feb 23 23:11:36 2001
+@@ -20,8 +20,8 @@
+ #include <netinet/in.h>
+ #include <arpa/inet.h>
+ 
+-#include "server.h"
+ #include "sysdeps.h"
++#include "server.h"
+ 
+ #undef  PURIFY_HACK
+ /*#define PURIFY_HACK*/
+@@ -96,6 +96,9 @@
+ #ifdef EINPROGRESS
+ 	    err_no == EINPROGRESS ||
+ #endif
++#ifdef EALREADY
++	    err_no == EALREADY ||
++#endif
+ 	    err_no == EAGAIN);
+ }
+ 
+@@ -256,10 +259,12 @@
+ 
+ /***********************************************************************/
+ 
++#if !defined(USE_INET6)
+ struct SERV_ADDR {
+     struct in_addr	addr;
+     unsigned short	port;
+ };
++#endif
+ 
+ /*
+  * host:	either "hostname:port" or "ip.ip.ip.ip:port",
+@@ -271,6 +276,28 @@
+  */
+ SERV_ADDR *get_host(char *host, unsigned short def_port, int byte_swap)
+ {
++#if defined(USE_INET6)
++    char		*c, *port, buffer[6];
++    struct addrinfo	hints, *res;
++
++    port = 0;
++    c = strchr(host, ':');
++    if (c) {
++	*c = '\0';
++	if (c[1] >= '0' && c[1] <= '9')
++	    port = c + 1;
++    }
++    if (!port) {
++	sprintf(buffer, "%d", def_port);
++	port = buffer;
++    }
++
++    memset(&hints, '\0', sizeof(hints));
++    hints.ai_family = AF_UNSPEC;
++    hints.ai_socktype = SOCK_STREAM;
++    hints.ai_protocol = 0;
++    return getaddrinfo(host, port, &hints, &res) ? NULL : res;
++#else
+     SERV_ADDR		*ret;
+     struct in_addr	addr;
+     unsigned short	port;
+@@ -332,14 +359,15 @@
+     ret->port = port;
+ 
+     return ret;
++#endif
+ }
+ 
+-int open_socket(void)
++int open_socket(int family)
+ {
+     int	fd, tmp;
+ 
+     do {
+-	fd = socket(PF_INET, SOCK_STREAM, 0);
++	fd = socket(family, SOCK_STREAM, 0);
+     } while (fd < 0 && errno == EINTR);
+ 
+     if (fd < 0) {
+@@ -372,6 +400,35 @@
+ 
+ int connect_socket(int fd, SERV_ADDR *addr)
+ {
++#ifdef USE_INET6
++    int	family;
++
++    family = AF_INET;
++    while (addr) {
++	if (family != addr->ai_family) {
++	    int	newsocket;
++
++	    newsocket = open_socket(addr->ai_family);
++	    if (newsocket < 0)
++		return -1;
++	    if (dup2(newsocket, fd) < 0)
++		close(newsocket);
++
++	    close(newsocket);
++	    family = addr->ai_family;
++	}
++
++	do {
++	    if ((connect(fd, addr->ai_addr, addr->ai_addrlen) == 0) ||
++		(errno == EISCONN))
++		return 0;
++	} while (would_block(fd, errno));
++
++	addr = addr->ai_next;
++    }
++
++    return -1;
++#else
+     struct sockaddr_in	serv_addr;
+     int			tmp;
+ 
+@@ -390,6 +447,7 @@
+     } while (tmp < 0 && errno == EINTR);
+ 
+     return tmp;
++#endif
+ }
+ 
+ #if 0 /* Misc stuff for ftp routines */
+@@ -548,7 +606,7 @@
+ char *get_mailhostname(void)
+ {
+     struct utsname	  un = {{0,},};
+-    char		 *host = NULL, *domain;
++    char		 *host = NULL;
+ 
+ #ifdef PURIFY_HACK
+     return NULL;