diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index ca8b92cff..cbdbc0e63 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,8 @@
+2011-04-19  Corinna Vinschen  <vinschen@redhat.com>
+
+	* libc/include/sys/signal.h (_sig_func_ptr): Define with int parameter
+	per POSIX.  Explain in comment.
+
 2011-04-15  Eric Blake  <eblake@redhat.com>
 
 	* libc/string/strchrnul.c (strchrnul): Fix strchrnul.
diff --git a/newlib/libc/include/sys/signal.h b/newlib/libc/include/sys/signal.h
index 8aaf9d584..881df8334 100644
--- a/newlib/libc/include/sys/signal.h
+++ b/newlib/libc/include/sys/signal.h
@@ -76,11 +76,12 @@ typedef struct {
  *
  *  (1) Routines stored in sa_handler should take a single int as
  *      their argument although the POSIX standard does not require this.
+ *      This is not longer true since at least POSIX.1-2008
  *  (2) The fields sa_handler and sa_sigaction may overlap, and a conforming
  *      application should not use both simultaneously.
  */
 
-typedef void (*_sig_func_ptr)();
+typedef void (*_sig_func_ptr)(int);
 
 struct sigaction {
   int         sa_flags;       /* Special flags to affect behavior of signal */