diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog
index b530cbea95..c583618f9c 100644
--- a/cpukit/ChangeLog
+++ b/cpukit/ChangeLog
@@ -1,5 +1,7 @@
 2011-10-20	Ralf Corsépius <ralf.corsepius@rtems.org>
 
+	* libnetworking/libc/res_mkupdate.c (res_mkupdate):
+	Remove unused var "sp1".
 	* libfs/src/dosfs/msdos_file.c (msdos_file_datasync):
 	Remove unused var "rc". 
 
diff --git a/cpukit/libnetworking/libc/res_mkupdate.c b/cpukit/libnetworking/libc/res_mkupdate.c
index 74eb5b18c4..402a9250ca 100644
--- a/cpukit/libnetworking/libc/res_mkupdate.c
+++ b/cpukit/libnetworking/libc/res_mkupdate.c
@@ -64,7 +64,7 @@ int
 res_mkupdate(ns_updrec *rrecp_in, u_char *buf, int buflen) {
 	ns_updrec *rrecp_start = rrecp_in;
 	HEADER *hp;
-	u_char *cp, *sp1, *sp2, *startp, *endp;
+	u_char *cp, *sp2, *startp, *endp;
 	int n, i, soanum, multiline;
 	ns_updrec *rrecp;
 	struct in_addr ina;
@@ -89,7 +89,6 @@ res_mkupdate(ns_updrec *rrecp_in, u_char *buf, int buflen) {
 	hp->id = htons(++_res.id);
 	hp->opcode = ns_o_update;
 	hp->rcode = NOERROR;
-	sp1 = buf + 2*INT16SZ;  /* save pointer to zocount */
 	cp = buf + HFIXEDSZ;
 	buflen -= HFIXEDSZ;
 	dpp = dnptrs;