[PATCH 1/4] resolv: improve comments about nserv and nservall

[Aurelien Jarno]

The current comments concerning nserv and nservall are not really clear
and lead to confusion when reviewing an already complex code. Improve
them, there real meaning have been confirmed by a code analysis.

2014-06-13  Aurelien Jarno  <aurelien@aurel32.net>

	* resolv/res_init.c (__res_vinit): Improve comments
	about nserv and nservall.

diff --git a/resolv/res_init.c b/resolv/res_init.c
index ea133f8..bdec4d9 100644
--- a/resolv/res_init.c
+++ b/resolv/res_init.c
@@ -153,9 +153,9 @@ __res_vinit(res_state statp, int preinit) {
 	char *cp, **pp;
 	int n;
 	char buf[BUFSIZ];
-	int nserv = 0;    /* number of nameserver records read from file */
+	int nserv = 0;    /* number of IPv4 nameservers read from file */
 #ifdef _LIBC
-	int nservall = 0; /* number of NS records read, nserv IPv4 only */
+	int nservall = 0; /* number of (IPv4 + IPV6) nameservers read from file */
 #endif
 	int haveenv = 0;
 	int havesearch = 0;
-- 
2.0.0