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# All lines beginning with `# DP:' are a description of the patch.
# DP: Description: allow dynamic long-running processes to
# DP: re-read a dynamically updated resolv.conf on the fly
# DP: Dpatch author: Adam Conrad <adconrad@ubuntu.com>
# DP: Patch author: Thorsten Kukuk <kukuk@suse.de>
# DP: Upstream status: Ubuntu-Specific
# DP: Date: 2006-01-13 08:14:21 UTC

Index: resolv/res_libc.c
===================================================================
--- resolv/res_libc.c.orig
+++ resolv/res_libc.c
@@ -22,7 +22,7 @@
 #include <arpa/nameser.h>
 #include <resolv.h>
 #include <bits/libc-lock.h>
-
+#include <sys/stat.h>
 
 /* The following bit is copied from res_data.c (where it is #ifdef'ed
    out) since res_init() should go into libc.so but the rest of that
@@ -94,8 +94,17 @@
 int
 __res_maybe_init (res_state resp, int preinit)
 {
-	if (resp->options & RES_INIT) {
-		if (__res_initstamp != resp->_u._ext.initstamp) {
+  static time_t last_mtime;
+  struct stat statbuf;
+  int ret;
+
+		
+  if (resp->options & RES_INIT) {
+	ret = stat (_PATH_RESCONF, &statbuf);
+		if (__res_initstamp != resp->_u._ext.initstamp
+		  || (ret == 0) && (last_mtime != statbuf.st_mtime))
+		  {
+		        last_mtime = statbuf.st_mtime;
 			if (resp->nscount > 0) {
 				__res_iclose (resp, true);
 				return __res_vinit (resp, 1);