diff --git a/newlib/ChangeLog b/newlib/ChangeLog
index 065694f30..d843246f2 100644
--- a/newlib/ChangeLog
+++ b/newlib/ChangeLog
@@ -1,3 +1,8 @@
+Wed Mar  8 17:11:41 2000  Jeff Johnston <jjohnstn@cygnus.com>
+
+        * libc/include/string.h: Changed last argument to size_t.
+        * libc/string/swab.c: Changed last argument to size_t.
+
 Wed Mar  8 00:46:41 2000  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>
 
 	* libc/reent/Makefile.am (lib_a_SOURCES): Added unlinkr.c.
diff --git a/newlib/libc/include/string.h b/newlib/libc/include/string.h
index 0707aac16..7ec2dcf34 100644
--- a/newlib/libc/include/string.h
+++ b/newlib/libc/include/string.h
@@ -69,7 +69,7 @@ char	*_EXFUN(strupr,(char *));
 char    *_EXFUN(strsignal, (int __signo));
 int     _EXFUN(strtosigno, (const char *__name));
 #endif
-void	 _EXFUN(swab,(const void *, void *, ssize_t));
+void	 _EXFUN(swab,(const void *, void *, size_t));
 
 /* These function names are used on Windows and perhaps other systems.  */
 #ifndef strcmpi
diff --git a/newlib/libc/string/swab.c b/newlib/libc/string/swab.c
index 710ec5161..49d61e134 100644
--- a/newlib/libc/string/swab.c
+++ b/newlib/libc/string/swab.c
@@ -27,11 +27,11 @@ void
 _DEFUN (swab, (b1, b2, length),
 	_CONST void *b1 _AND
 	void *b2 _AND
-	ssize_t length)
+	size_t length)
 {
   const char *from = b1;
   char *to = b2;
-  ssize_t ptr;
+  size_t ptr;
   for (ptr = 1; ptr < length; ptr += 2)
     {
       char p = from[ptr];