diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index f2d39eb73e..34f0d40e69 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2005-01-10  Corinna Vinschen  <vinschen@redhat.com>
+
+	* gdb.base/fileio.c: Include unistd.h as required for lseek(2).
+
 2005-01-07  Andrew Cagney  <cagney@gnu.org>
 
 	* configure.ac: Rename configure.in, require autoconf 2.59.
diff --git a/gdb/testsuite/gdb.base/fileio.c b/gdb/testsuite/gdb.base/fileio.c
index c9ef71506a..69b51a28d5 100644
--- a/gdb/testsuite/gdb.base/fileio.c
+++ b/gdb/testsuite/gdb.base/fileio.c
@@ -8,6 +8,7 @@
 #include <sys/time.h>
 #include <errno.h>
 #include <sys/wait.h>
+#include <unistd.h>
 /* TESTS :
  * - open(const char *pathname, int flags, mode_t mode);
 1) Attempt to create file that already exists - EEXIST
@@ -55,7 +56,6 @@ Not applicable.
 
 system (const char * string);
 1) Invalid string/command. -  returns 127.  */
-
 static const char *strerrno (int err);
 
 #define FILENAME    "foo.fileio.test"