+
+SockAddr platform_get_x11_unix_address(int displaynum, char **canonicalname)
+{
+ SockAddr ret = snew(struct SockAddr_tag);
+ int n;
+
+ memset(ret, 0, sizeof *ret);
+ ret->family = AF_UNIX;
+ n = snprintf(ret->hostname, sizeof ret->hostname,
+ "%s%d", X11_UNIX_PATH, displaynum);
+ if(n < 0)
+ ret->error = "snprintf failed";
+ else if(n >= sizeof ret->hostname)
+ ret->error = "X11 UNIX name too long";
+ else
+ *canonicalname = dupstr(ret->hostname);
+ return ret;
+}