s3:vfs_scannedonly: fix a build issue on IRIX and HP-UX

this is a cherry-pick of ae95e8028c294ee1e2dc66a7a62d006572142629

diff --git a/source3/modules/vfs_scannedonly.c b/source3/modules/vfs_scannedonly.c
index 0e32a6f34fc0c48595aec821fd93f0095677ebea..12077f374da0dc49d83a7b27654c67dea73eb205 100644 (file)
--- a/source3/modules/vfs_scannedonly.c
+++ b/source3/modules/vfs_scannedonly.c
@@ -53,6 +53,12 @@
 
 #define SENDBUFFERSIZE 1450
 
+#ifndef       SUN_LEN
+#define       SUN_LEN(sunp)   ((size_t)((struct sockaddr_un *)0)->sun_path \
+                               + strlen((sunp)->sun_path))
+#endif
+
+
 struct Tscannedonly {
        int socket;
        int domain_socket;