X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/preload-hacks/blobdiff_plain/3cefd57ae9e27dba0956368fd125b9786534407f..3fa609318c4e7ad8c53bb80a605567eabbc637dc:/uopen.c

diff --git a/uopen.c b/uopen.c
index 3c0d1d4..22b09db 100644
--- a/uopen.c
+++ b/uopen.c
@@ -42,6 +42,11 @@
 #include <sys/stat.h>
 #include <sys/un.h>
 
+#ifndef SUN_LEN
+#  define SUN_LEN (sun) \
+	(strlen((sun)->sun_path) + offsetof(struct sockaddr_un, sun_path))
+#endif
+
 /*----- Import the real versions of functions -----------------------------*/
 
 /* The list of functions to immport. */