Index: main/config.c
===================================================================
--- main/config.c	(revision 139446)
+++ main/config.c	(working copy)
@@ -1013,6 +1013,7 @@
 	struct ast_comment *cmt;
 	struct stat s;
 	int blanklines = 0;
+	int stat_result = 0;
 
 	if (configfile[0] == '/') {
 		snprintf(fntmp, sizeof(fntmp), "%s.XXXXXX", configfile);
@@ -1124,10 +1125,10 @@
 			close(fd);
 		return -1;
 	}
-	stat(fn, &s);
+	stat_result = stat(fn, &s);
 	fchmod(fd, s.st_mode);
 	fclose(f);
-	if (unlink(fn) || link(fntmp, fn)) {
+	if ((!stat_result && unlink(fn)) || link(fntmp, fn)) {
 		if (option_debug)
 			ast_log(LOG_DEBUG, "Unable to open for writing: %s (%s)\n", fn, strerror(errno));
 		if (option_verbose > 1)