commit - be3e351464e9c656eae8644727060f3d458a2984
commit + 7db5826d1b0b3bf01d6774027eece153de88dbfb
blob - a7b6fd3b926c81cc3cdb01b7af21487d3bf7b2f9
blob + 5e150b1c8a47e4396a0c3d81fdefacbd30c6ae31
--- src/cmd/ndb/dns.c
+++ src/cmd/ndb/dns.c
@@ -232,7 +232,7 @@ mountinit(char *service)
 
 	if(pipe(p) < 0)
 		abort(); /* "pipe failed" */;
-	if(post9pservice(p[1], service) < 0)
+	if(post9pservice(p[1], service, nil) < 0)
 		fprint(2, "post9pservice dns: %r\n");
 	close(p[1]);
 	mfd[0] = mfd[1] = p[0];
blob - 4ae99afd895ae1b89757b29f9274a8019fbda961
blob + 8b9188be851aa629aef1154e76560cbd0181f172
--- src/cmd/plumb/fsys.c
+++ src/cmd/plumb/fsys.c
@@ -196,7 +196,7 @@ startfsys(void)
 		error("can't create pipe: %r");
 	/* 0 will be server end, 1 will be client end */
 	srvfd = p[0];
-	if(post9pservice(p[1], "plumb") < 0)
+	if(post9pservice(p[1], "plumb", nil) < 0)
 		sysfatal("post9pservice plumb: %r");
 	close(p[1]);
 	proccreate(fsysproc, nil, Stack);
blob - 1e56ae444659ca774526b1da2b6829771efd88b2
blob + f67fa6da5360c21fb9df2e6ad159f3b74f0e288d
--- src/cmd/tapefs/fs.c
+++ src/cmd/tapefs/fs.c
@@ -142,7 +142,7 @@ main(int argc, char *argv[])
 		break;
 	default:
 		close(p[0]);	/* don't deadlock if child fails */
-		if(post9pservice(p[1], defmnt) < 0) {
+		if(post9pservice(p[1], defmnt, nil) < 0) {
 			sprint(buf, "post on `%s' failed", defmnt);
 			error(buf);
 		}