ndb/dns: use nil for pointers in dnresolve() args

4 files changed, 8 insertions, 8 deletions

diff --git a/sys/src/cmd/ndb/dns.c b/sys/src/cmd/ndb/dns.c
index 83fe86b71..3a88facec 100644
--- a/sys/src/cmd/ndb/dns.c
+++ b/sys/src/cmd/ndb/dns.c
@@ -771,11 +771,11 @@ send:
 
 /*
  * dnsdebug calls
- *	rr = dnresolve(buf, Cin, type, &req, 0, 0, Recurse, rooted, 0);
+ *	rr = dnresolve(buf, Cin, type, &req, nil, 0, Recurse, rooted, nil);
  * which generates a UDP query, which eventually calls
  *	dnserver(&reqmsg, &repmsg, &req, buf, rcode);
  * which calls
- *	rp = dnresolve(name, Cin, type, req, &mp->an, 0, recurse, 1, 0);
+ *	rp = dnresolve(name, Cin, type, req, &mp->an, 0, recurse, 1, nil);
  *
  * but here we just call dnresolve directly.
  */
@@ -787,7 +787,7 @@ lookupquery(Job *job, Mfile *mf, Request *req, char *errbuf, char *p,
 	RR *rp, *neg;
 
 	status = Rok;
-	rp = dnresolve(p, Cin, mf->type, req, 0, 0, Recurse, rooted, &status);
+	rp = dnresolve(p, Cin, mf->type, req, nil, 0, Recurse, rooted, &status);
 
 	neg = rrremneg(&rp);
 	if(neg){
diff --git a/sys/src/cmd/ndb/dnsdebug.c b/sys/src/cmd/ndb/dnsdebug.c
index dbeef7088..092e0c7b3 100644
--- a/sys/src/cmd/ndb/dnsdebug.c
+++ b/sys/src/cmd/ndb/dnsdebug.c
@@ -349,10 +349,10 @@ squirrelserveraddrs(void)
 		memset(&req, 0, sizeof req);
 		req.isslave = 1;
 		req.aborttime = NS2MS(nowns) + Maxreqtm;
-		*l = dnresolve(rp->host->name, Cin, Ta, &req, 0, 0, Recurse, 0, 0);
+		*l = dnresolve(rp->host->name, Cin, Ta, &req, nil, 0, Recurse, 0, nil);
 		if(*l == nil)
 			*l = dnresolve(rp->host->name, Cin, Taaaa, &req,
-				0, 0, Recurse, 0, 0);
+				nil, 0, Recurse, 0, nil);
 		while(*l != nil)
 			l = &(*l)->next;
 	}
@@ -436,7 +436,7 @@ doquery(char *name, char *tstr)
 	getactivity(&req, 0);
 	req.isslave = 1;
 	req.aborttime = NS2MS(nowns) + Maxreqtm;
-	rr = dnresolve(buf, Cin, type, &req, 0, 0, Recurse, rooted, 0);
+	rr = dnresolve(buf, Cin, type, &req, nil, 0, Recurse, rooted, nil);
 	if(rr){
 		print("----------------------------\n");
 		for(rp = rr; rp; rp = rp->next)
diff --git a/sys/src/cmd/ndb/dnserver.c b/sys/src/cmd/ndb/dnserver.c
index f3f7cfab4..bf0d6ba89 100644
--- a/sys/src/cmd/ndb/dnserver.c
+++ b/sys/src/cmd/ndb/dnserver.c
@@ -171,7 +171,7 @@ doextquery(DNSmsg *mp, Request *req, int recurse)
 
 	name = mp->qd->owner->name;
 	type = mp->qd->type;
-	rp = dnresolve(name, Cin, type, req, &mp->an, 0, recurse, 1, 0);
+	rp = dnresolve(name, Cin, type, req, &mp->an, 0, recurse, 1, nil);
 
 	/* don't return soa hints as answers, it's wrong */
 	if(rp && rp->db && !rp->auth && rp->type == Tsoa) {
diff --git a/sys/src/cmd/ndb/dnsgetip.c b/sys/src/cmd/ndb/dnsgetip.c
index 8c7712c65..e53fccbb6 100644
--- a/sys/src/cmd/ndb/dnsgetip.c
+++ b/sys/src/cmd/ndb/dnsgetip.c
@@ -38,7 +38,7 @@ resolve(char *name, int type)
 	req.isslave = 1;
 	req.aborttime = NS2MS(nowns) + Maxreqtm;
 
-	rr = dnresolve(name, Cin, type, &req, 0, 0, Recurse, 0, &status);
+	rr = dnresolve(name, Cin, type, &req, nil, 0, Recurse, 0, &status);
 	neg = rrremneg(&rr);
 	if(rr == nil || neg != nil){
 		if(neg != nil)