X-Git-Url: https://git.distorted.org.uk/~mdw/preload-hacks/blobdiff_plain/3cefd57ae9e27dba0956368fd125b9786534407f..3fa609318c4e7ad8c53bb80a605567eabbc637dc:/noip.c

diff --git a/noip.c b/noip.c
index aca7b75..b9c040b 100644
--- a/noip.c
+++ b/noip.c
@@ -57,6 +57,11 @@
 #include <ifaddrs.h>
 #include <netdb.h>
 
+#ifndef SUN_LEN
+#  define SUN_LEN (sun) \
+	(strlen((sun)->sun_path) + offsetof(struct sockaddr_un, sun_path))
+#endif
+
 /*----- Data structures ---------------------------------------------------*/
 
 /* Unix socket status values. */