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-rw-r--r--signal/sigempty.c3
-rw-r--r--signal/sigfillset.c3
-rw-r--r--signal/sigismem.c3
3 files changed, 6 insertions, 3 deletions
diff --git a/signal/sigempty.c b/signal/sigempty.c
index 0164ed3829..dda035d197 100644
--- a/signal/sigempty.c
+++ b/signal/sigempty.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1991,96,97,2002 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
@@ -35,3 +35,4 @@ sigemptyset (set)
 
   return 0;
 }
+libc_hidden_def (sigemptyset)
diff --git a/signal/sigfillset.c b/signal/sigfillset.c
index 3126774cdf..594770105f 100644
--- a/signal/sigfillset.c
+++ b/signal/sigfillset.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1996, 1997 Free Software Foundation, Inc.
+/* Copyright (C) 1991,96,97,2002 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
@@ -35,3 +35,4 @@ sigfillset (set)
 
   return 0;
 }
+libc_hidden_def (sigfillset)
diff --git a/signal/sigismem.c b/signal/sigismem.c
index 0a5d6b625c..e18a3b14b7 100644
--- a/signal/sigismem.c
+++ b/signal/sigismem.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 1991, 1996 Free Software Foundation, Inc.
+/* Copyright (C) 1991,96,2002 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
@@ -32,3 +32,4 @@ sigismember (set, signo)
 
   return __sigismember (set, signo);
 }
+libc_hidden_def (sigismember)