This adds a -A option to import, which forces it to use no auth-
entication at all. This is required for connecting to Inferno on
other host systems than Plan 9, where no authentication can be
performed.

Reference: /n/sources/patch/applied/import-no-auth
Date: Sat Nov 19 22:24:51 CET 2005

--- /sys/src/cmd/import.c	Sat Nov 19 22:24:07 2005
+++ /sys/src/cmd/import.c	Sat Nov 19 22:24:02 2005
@@ -23,6 +23,7 @@
 char		*aan = "/bin/aan";
 AuthInfo 	*ai;
 int		debug;
+int			noauth;
 
 int	connect(char*, char*, int);
 int	passive(void);
@@ -74,6 +75,9 @@
 	oldserver = 0;
 	mntflags = MREPL;
 	ARGBEGIN{
+	case 'A':
+		noauth = 1;
+		break;
 	case 'a':
 		mntflags = MAFTER;
 		break;
@@ -269,9 +273,11 @@
 	else
 		authp = "p9any";
 
-	ai = auth_proxy(fd, auth_getkey, "proto=%q role=client %s", authp, keyspec);
-	if(ai == nil)
-		sysfatal("%r: %s", system);
+	if(noauth == 0){
+		ai = auth_proxy(fd, auth_getkey, "proto=%q role=client %s", authp, keyspec);
+		if(ai == nil)
+			sysfatal("%r: %s", system);
+	}
 
 	n = write(fd, tree, strlen(tree));
 	if(n < 0)
@@ -314,7 +320,7 @@
 void
 usage(void)
 {
-	fprint(2, "usage: import [-abcC] [-E clear|ssl|tls] [-e 'crypt auth'|clear] [-k keypattern] [-p] host remotefs [mountpoint]\n");
+	fprint(2, "usage: import [-aAbcC] [-E clear|ssl|tls] [-e 'crypt auth'|clear] [-k keypattern] [-p] host remotefs [mountpoint]\n");
 	exits("usage");
 }
 
--- /sys/man/4/import	Sat Nov 19 22:24:29 2005
+++ /sys/man/4/import	Sat Nov 19 22:24:24 2005
@@ -61,6 +61,9 @@
 .I file
 is a directory.
 .TP
+.B -A
+Do not try to authenticate.
+.TP
 .B -B
 Run in ``backwards'' mode, described below.
 .TP