Correct typos, mostly s/ a / an / where appropriate. Some whitespace cleanup,

especially in troff files.

3 files changed, 4 insertions, 4 deletions

diff --git a/sys/netinet6/in6_cksum.c b/sys/netinet6/in6_cksum.c
index cd49b88..170fe2e 100644
--- a/sys/netinet6/in6_cksum.c
+++ b/sys/netinet6/in6_cksum.c
@@ -85,7 +85,7 @@
 
 /*
  * m MUST contain a continuous IP6 header.
- * off is a offset where TCP/UDP/ICMP6 header starts.
+ * off is an offset where TCP/UDP/ICMP6 header starts.
  * len is a total length of a transport segment.
  * (e.g. TCP header + TCP payload)
  */
diff --git a/sys/netinet6/ipsec.c b/sys/netinet6/ipsec.c
index c25b1bf..000ab1b 100644
--- a/sys/netinet6/ipsec.c
+++ b/sys/netinet6/ipsec.c
@@ -418,7 +418,7 @@ ipsec4_getpolicybyaddr(m, dir, flag, error)
 
 	bzero(&spidx, sizeof(spidx));
 
-	/* make a index to look for a policy */
+	/* Make an index to look for a policy. */
 	*error = ipsec_setspidx_mbuf(&spidx, dir, AF_INET, m,
 	    (flag & IP_FORWARDING) ? 0 : 1);
 
@@ -635,7 +635,7 @@ ipsec6_getpolicybyaddr(m, dir, flag, error)
 
 	bzero(&spidx, sizeof(spidx));
 
-	/* make a index to look for a policy */
+	/* Make an index to look for a policy. */
 	*error = ipsec_setspidx_mbuf(&spidx, dir, AF_INET6, m,
 	    (flag & IP_FORWARDING) ? 0 : 1);
 
diff --git a/sys/netinet6/nd6_rtr.c b/sys/netinet6/nd6_rtr.c
index 338a00c..dde4714 100644
--- a/sys/netinet6/nd6_rtr.c
+++ b/sys/netinet6/nd6_rtr.c
@@ -1611,7 +1611,7 @@ in6_ifadd(pr, ifid)
 	 * of DAD.  we omitted DAD for this reason in the past.
 	 * (3) a user can prevent autoconfiguration of global address 
 	 * by removing link-local address by hand (this is partly because we
-	 * don't have other way to control the use of IPv6 on a interface.
+	 * don't have other way to control the use of IPv6 on an interface.
 	 * this has been our design choice - cf. NRL's "ifconfig auto").
 	 * (4) it is easier to manage when an interface has addresses
 	 * with the same interface identifier, than to have multiple addresses