6 files changed, 14 insertions, 0 deletions
diff --git a/usr.bin/tr/cmap.c b/usr.bin/tr/cmap.c
index 8c2ab97..811040c 100644
--- a/usr.bin/tr/cmap.c
+++ b/usr.bin/tr/cmap.c
@@ -33,7 +33,10 @@
 __FBSDID("$FreeBSD$");
 
 #include <assert.h>
+#include <limits.h>
+#include <stdbool.h>
 #include <stdlib.h>
+#include <wchar.h>
 #include "cmap.h"
 
 static struct cmapnode *cmap_splay(struct cmapnode *, wint_t);
diff --git a/usr.bin/tr/cmap.h b/usr.bin/tr/cmap.h
index a7c1a30..9a81e13 100644
--- a/usr.bin/tr/cmap.h
+++ b/usr.bin/tr/cmap.h
@@ -29,6 +29,7 @@
 #ifndef CMAP_H
 #define	CMAP_H
 
+#include <limits.h>
 #include <stdbool.h>
 #include <wchar.h>
 
diff --git a/usr.bin/tr/cset.c b/usr.bin/tr/cset.c
index 2535eed..1b42129 100644
--- a/usr.bin/tr/cset.c
+++ b/usr.bin/tr/cset.c
@@ -33,7 +33,10 @@
 __FBSDID("$FreeBSD$");
 
 #include <assert.h>
+#include <stdbool.h>
 #include <stdlib.h>
+#include <wchar.h>
+#include <wctype.h>
 #include "cset.h"
 
 static struct csnode *	cset_delete(struct csnode *, wchar_t);
diff --git a/usr.bin/tr/cset.h b/usr.bin/tr/cset.h
index 4a8108a..ab3eabd 100644
--- a/usr.bin/tr/cset.h
+++ b/usr.bin/tr/cset.h
@@ -30,6 +30,7 @@
 #define	CSET_H
 
 #include <stdbool.h>
+#include <wchar.h>
 #include <wctype.h>
 
 struct csnode {
diff --git a/usr.bin/tr/str.c b/usr.bin/tr/str.c
index 1dee776..86ae173 100644
--- a/usr.bin/tr/str.c
+++ b/usr.bin/tr/str.c
@@ -44,6 +44,8 @@ static const char sccsid[] = "@(#)str.c	8.2 (Berkeley) 4/28/95";
 #include <ctype.h>
 #include <err.h>
 #include <errno.h>
+#include <stddef.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <wchar.h>
diff --git a/usr.bin/tr/tr.c b/usr.bin/tr/tr.c
index 6db16af..61195ff 100644
--- a/usr.bin/tr/tr.c
+++ b/usr.bin/tr/tr.c
@@ -47,12 +47,16 @@ static const char sccsid[] = "@(#)tr.c	8.2 (Berkeley) 5/4/95";
 
 #include <sys/types.h>
 
+#include <ctype.h>
 #include <err.h>
+#include <limits.h>
 #include <locale.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
+#include <wchar.h>
+#include <wctype.h>
 
 #include "cmap.h"
 #include "cset.h"