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


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


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