diff --git a/usr.bin/window/Makefile b/usr.bin/window/Makefile
index fba358747c6a..e1654a6f00f3 100644
--- a/usr.bin/window/Makefile
+++ b/usr.bin/window/Makefile
@@ -1,4 +1,5 @@
 #	@(#)Makefile	8.1 (Berkeley) 6/6/93
+# $FreeBSD$
 
 PROG=	window
 SRCS=	char.c cmd.c cmd1.c cmd2.c cmd3.c cmd4.c cmd5.c cmd6.c cmd7.c \
@@ -14,8 +15,17 @@ SRCS=	char.c cmd.c cmd1.c cmd2.c cmd3.c cmd4.c cmd5.c cmd6.c cmd7.c \
 	wwredrawwin.c wwrint.c wwscroll.c wwsize.c wwspawn.c wwsuspend.c \
 	wwterminfo.c wwtty.c wwunframe.c wwupdate.c wwwrite.c xx.c xxflush.c \
 	compress.c
+SRCS+=	mystring.h
 MAN=	window.1
+
+CFLAGS+= -I.
+
 DPADD=	${LIBTERMCAP}
 LDADD=	-ltermcap
 
+mystring.h: string.h
+	ln -sf ${.ALLSRC} ${.TARGET}
+
+CLEANFILES+=	mystring.h
+
 .include <bsd.prog.mk>
diff --git a/usr.bin/window/cmd3.c b/usr.bin/window/cmd3.c
index 950ddf626fdf..b74b52f99396 100644
--- a/usr.bin/window/cmd3.c
+++ b/usr.bin/window/cmd3.c
@@ -36,10 +36,11 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)cmd3.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include "defs.h"
-#include "string.h"
+#include "mystring.h"
 
 setescape(esc)
 register char *esc;
diff --git a/usr.bin/window/cmd6.c b/usr.bin/window/cmd6.c
index fc8548545fad..ac3d472c98d1 100644
--- a/usr.bin/window/cmd6.c
+++ b/usr.bin/window/cmd6.c
@@ -36,10 +36,11 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)cmd6.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include "defs.h"
-#include "string.h"
+#include "mystring.h"
 #include "char.h"
 
 /*
@@ -87,7 +88,7 @@ c_debug()
 debug_str()
 {
 	register struct ww *w;
-	struct string *s;
+	struct mystring *s;
 
 	if ((w = openiwin(wwnrow - 3, "Allocated Strings")) == 0) {
 		error("Can't open string window: %s.", wwerror());
diff --git a/usr.bin/window/cmd7.c b/usr.bin/window/cmd7.c
index c6324ff6dacb..25c3ff03b510 100644
--- a/usr.bin/window/cmd7.c
+++ b/usr.bin/window/cmd7.c
@@ -36,11 +36,12 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)cmd7.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include <stdlib.h>
 #include "defs.h"
-#include "string.h"
+#include "mystring.h"
 
 /*
  * Window size.
diff --git a/usr.bin/window/context.c b/usr.bin/window/context.c
index cd43cdb8875d..e568a0cf78ce 100644
--- a/usr.bin/window/context.c
+++ b/usr.bin/window/context.c
@@ -36,10 +36,11 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)context.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include "value.h"
-#include "string.h"
+#include "mystring.h"
 #include "context.h"
 #include <fcntl.h>
 
diff --git a/usr.bin/window/lcmd1.c b/usr.bin/window/lcmd1.c
index cafe72c84d94..cc7c5303d7a1 100644
--- a/usr.bin/window/lcmd1.c
+++ b/usr.bin/window/lcmd1.c
@@ -36,11 +36,12 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)lcmd1.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include "defs.h"
 #include <string.h> /* System string definitions. */
-#include "string.h" /* Local string definitions. */
+#include "mystring.h" /* Local string definitions. */
 #include "value.h"
 #include "lcmd.h"
 #include "var.h"
diff --git a/usr.bin/window/lcmd2.c b/usr.bin/window/lcmd2.c
index 6d9b0f274adb..7200f6039e54 100644
--- a/usr.bin/window/lcmd2.c
+++ b/usr.bin/window/lcmd2.c
@@ -36,11 +36,12 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)lcmd2.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include "defs.h"
 #include <string.h> /* System string definitions. */
-#include "string.h" /* Local string definitions. */
+#include "mystring.h" /* Local string definitions. */
 #include "value.h"
 #include "var.h"
 #include "lcmd.h"
diff --git a/usr.bin/window/main.c b/usr.bin/window/main.c
index fb80ba3937e3..6d8a2d5816d7 100644
--- a/usr.bin/window/main.c
+++ b/usr.bin/window/main.c
@@ -42,6 +42,7 @@ char copyright[] =
 
 #ifndef lint
 static char sccsid[] = "@(#)main.c	8.2 (Berkeley) 4/2/94";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include "defs.h"
@@ -49,7 +50,7 @@ static char sccsid[] = "@(#)main.c	8.2 (Berkeley) 4/2/94";
 #include <locale.h>
 #include <stdio.h>
 #include <string.h> /* System string definitions. */
-#include "string.h" /* Local string definitions. */
+#include "mystring.h" /* Local string definitions. */
 #include "char.h"
 #include "local.h"
 
diff --git a/usr.bin/window/mystring.h b/usr.bin/window/mystring.h
index 08cae5677b63..3d14ae681cc0 100644
--- a/usr.bin/window/mystring.h
+++ b/usr.bin/window/mystring.h
@@ -34,6 +34,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)string.h	8.1 (Berkeley) 6/6/93
+ * $FreeBSD$
  */
 
 #define STR_DEBUG
@@ -46,16 +47,16 @@ char *str_itoa();
 #define str_cmp(a, b)	strcmp(a, b)
 
 #ifdef STR_DEBUG
-struct string {
-	struct string *s_forw;
-	struct string *s_back;
+struct mystring {
+	struct mystring *s_forw;
+	struct mystring *s_back;
 	char s_data[1];
 };
 
-struct string str_head;
+struct mystring str_head;
 
 #define str_offset ((unsigned)str_head.s_data - (unsigned)&str_head)
-#define str_stos(s) ((struct string *)((unsigned)(s) - str_offset))
+#define str_stos(s) ((struct mystring *)((unsigned)(s) - str_offset))
 
 char *str_alloc();
 int str_free();
diff --git a/usr.bin/window/parser.h b/usr.bin/window/parser.h
index 747ae4b4f5f4..30a45037c483 100644
--- a/usr.bin/window/parser.h
+++ b/usr.bin/window/parser.h
@@ -34,12 +34,13 @@
  * SUCH DAMAGE.
  *
  *	@(#)parser.h	8.1 (Berkeley) 6/6/93
+ * $FreeBSD$
  */
 
 #include "value.h"
 #include "context.h"
 #include "token.h"
-#include "string.h"
+#include "mystring.h"
 
 #define p_erred()	(cx.x_erred)
 #define p_synerred()	(cx.x_synerred)
diff --git a/usr.bin/window/string.c b/usr.bin/window/string.c
index 9d1c1458f2a9..29e3287f5695 100644
--- a/usr.bin/window/string.c
+++ b/usr.bin/window/string.c
@@ -36,10 +36,11 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)string.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include <string.h> /* System string definitions. */
-#include "string.h" /* Local string definitions. */
+#include "mystring.h" /* Local string definitions. */
 
 char *malloc();
 
@@ -123,9 +124,9 @@ char *
 str_alloc(l)
 int l;
 {
-	register struct string *s;
+	register struct mystring *s;
 
-	s = (struct string *) malloc((unsigned)l + str_offset);
+	s = (struct mystring *) malloc((unsigned)l + str_offset);
 	if (s == 0)
 		return 0;
 	if (str_head.s_forw == 0)
@@ -140,7 +141,7 @@ int l;
 str_free(str)
 char *str;
 {
-	register struct string *s;
+	register struct mystring *s;
 
 	for (s = str_head.s_forw; s != &str_head && s->s_data != str;
 	     s = s->s_forw)
diff --git a/usr.bin/window/string.h b/usr.bin/window/string.h
index 08cae5677b63..3d14ae681cc0 100644
--- a/usr.bin/window/string.h
+++ b/usr.bin/window/string.h
@@ -34,6 +34,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)string.h	8.1 (Berkeley) 6/6/93
+ * $FreeBSD$
  */
 
 #define STR_DEBUG
@@ -46,16 +47,16 @@ char *str_itoa();
 #define str_cmp(a, b)	strcmp(a, b)
 
 #ifdef STR_DEBUG
-struct string {
-	struct string *s_forw;
-	struct string *s_back;
+struct mystring {
+	struct mystring *s_forw;
+	struct mystring *s_back;
 	char s_data[1];
 };
 
-struct string str_head;
+struct mystring str_head;
 
 #define str_offset ((unsigned)str_head.s_data - (unsigned)&str_head)
-#define str_stos(s) ((struct string *)((unsigned)(s) - str_offset))
+#define str_stos(s) ((struct mystring *)((unsigned)(s) - str_offset))
 
 char *str_alloc();
 int str_free();
diff --git a/usr.bin/window/var.c b/usr.bin/window/var.c
index 1deb402e7c43..b2a894e46298 100644
--- a/usr.bin/window/var.c
+++ b/usr.bin/window/var.c
@@ -36,11 +36,12 @@
 
 #ifndef lint
 static char sccsid[] = "@(#)var.c	8.1 (Berkeley) 6/6/93";
+static char rcsid[] = "@(#)$FreeBSD$";
 #endif /* not lint */
 
 #include "value.h"
 #include "var.h"
-#include "string.h"
+#include "mystring.h"
 
 char *malloc();