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Diffstat (limited to 'sysdeps/generic/bits/sockaddr.h')
-rw-r--r--sysdeps/generic/bits/sockaddr.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/sysdeps/generic/bits/sockaddr.h b/sysdeps/generic/bits/sockaddr.h
index 73a0e26..1c52344 100644
--- a/sysdeps/generic/bits/sockaddr.h
+++ b/sysdeps/generic/bits/sockaddr.h
@@ -1,5 +1,5 @@
/* Definition of `struct sockaddr_*' common members. Generic/4.2 BSD version.
- Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
+ Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -37,5 +37,8 @@ typedef unsigned short int sa_family_t;
#define __SOCKADDR_COMMON_SIZE (sizeof (unsigned short int))
+/* Return the length of a `sockaddr' structure. */
+#define SA_LEN(_x) __libc_sa_len((_x)->sa_family)
+extern int __libc_sa_len __P ((sa_family_t __af));
#endif /* bits/sockaddr.h */