diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4ced7d6d1c5..50c813b162b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2000-03-09  Robert Lipe  <robertl@sco.com>
+
+	* config/ia64/ia64.c: Include system.h.
+
 2000-03-09  Jason Merrill  <jason@casey.cygnus.com>
 
 	* except.c (nothrow_function_p): If -fno-exceptions, just return.
diff --git a/gcc/config/ia64/ia64.c b/gcc/config/ia64/ia64.c
index f7e9ebdccc9..8e3cc7c96f6 100644
--- a/gcc/config/ia64/ia64.c
+++ b/gcc/config/ia64/ia64.c
@@ -23,6 +23,7 @@ Boston, MA 02111-1307, USA.  */
 #include <stdio.h>
 #include <ctype.h>
 #include "config.h"
+#include "system.h"
 #include "rtl.h"
 #include "tree.h"
 #include "tm_p.h"