From: Tobias Rittweiler <tobias@teclo.net>
Date: Fri, 25 Dec 2015 12:11:00 +0000 (+0100)
Subject: asn.h: Guard against being included twice.
X-Git-Tag: v0.87~16^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F100%2Fhead;p=thirdparty%2Fmtr.git

asn.h: Guard against being included twice.

In order to surpress a warning on clang.
---

diff --git a/asn.h b/asn.h
index dd2d440..803a099 100644
--- a/asn.h
+++ b/asn.h
@@ -25,8 +25,9 @@
 // It will evaluate to nothing if we don't need it. 
 
 #ifndef NO_IPINFO
-#define IPINFO
 
+#ifndef IPINFO
+#define IPINFO
 
 extern int ipinfo_no;
 extern int ipinfo_max;
@@ -38,4 +39,5 @@ char *fmt_ipinfo(ip_t *addr);
 int get_iiwidth(void);
 int is_printii(void);
 
-#endif
+#endif /* IPINFO */
+#endif /* NO_IPINFO */