app-text/cwtext: Add missing include file

Closes: https://bugs.gentoo.org/880915
Signed-off-by: Thomas Beierlein <tomjbe@gentoo.org>

app-text/cwtext/cwtext-0.96-r1.ebuild

@@ -1,4 +1,4 @@
-# Copyright 1999-2020 Gentoo Authors
+# Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7
@@ -16,6 +16,7 @@ IUSE=""
 PATCHES=(
 	"${FILESDIR}"/${PN}-0.96-pcm.patch
 	"${FILESDIR}"/${PN}-0.94-asneeded.patch
+	"${FILESDIR}"/${PN}-0.96-fix-missing-include.patch
 )
 
 DOCS=( Changes README TODO )

app-text/cwtext/files/cwtext-0.96-fix-missing-include.patch

@@ -0,0 +1,11 @@
+index 3995cc3..2fd6ae6 100644
+--- morse.c
++++ morse.c
+@@ -18,6 +18,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+ 
+ #include <stdio.h>
++#include <ctype.h>
+ 
+ #include "cw.h"
+ #include "morse.h"